Top science stories – Everything you need to know on: May 4 2021

24,965,463
India total cases
Updated on May 17, 2021 3:14 pm
274,411
India deaths
Updated on May 17, 2021 3:14 pm
21,174,076
India total recovered
Updated on May 17, 2021 3:14 pm
3,516,976
India total active cases
Updated on May 17, 2021 3:14 pm

India Covid 19 Stats:

24,965,463
Total cases
Updated on May 17, 2021 3:14 pm
21,174,076
Recovered
Updated on May 17, 2021 3:14 pm
3,516,976
Active
Updated on May 17, 2021 3:14 pm
274,411
Total deaths
Updated on May 17, 2021 3:14 pm

We’ve measured the size of Venus’s planetary core for the first time. Plus other top 42 science stories you need to know on May 4.

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Image courtesy: Twitter. © @newscientist

Top science# 1 We’ve measured the size of Venus’s planetary core for the first time:

They then used both this and the Green Bank Telescope some 3000 kilometres away in West Virginia to track the echoes of the waves as they bounced back to Earth, a technique called radar speckle tracking. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 2 We’ll soon be able to tell whether you are immune to covid-19:

WE ARE getting closer to answering one of the most important remaining questions in the pandemic: how can we quickly test whether somebody is immune to the virus? © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 3 Arabian cult may have built 1000 monuments older than Stonehenge:

Hugh Thomas at the University of Western Australia in Perth and his team wanted to learn more about them, and embarked on the largest investigation of the structures to date. © newscientist. May 3 2021 Reported Here.


Top science# 4 “It’s going to take us years to tease this apart.”:

The vast majority of those diagnoses were depression and anxiety, “disorders that are extremely common in the general population already,” points out Jonathan Rogers, a psychiatrist at University College London. © ScienceNews. May 3 2021 Reported Here.


Top science# 5 Whilst a witness gave up and called the actual cops and a victim lay bloody, RoboCop wandered off and told random strangers to keep the park clean.:

You can see a list of supported browsers in our Help Center. © IFLScience. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 6 Why the latest muon measurements are so tantalising for physics:

WE TEND to think that the three biggest problems with the standard model of particle physics are how it struggles to include gravity, the absence of a good dark matter candidate and (to some of us, at least) its inadequate explanation for the cosmic acceleration/dark energy problem. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 7 A wristband that turns body heat into electricity can power an LED:

The researchers hope to improve performance by increasing the size of the TEG on the wristband and integrating a voltage converter to enable it to power larger electronics – though they point out that doing so will require increasing the size of the whole device. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 8 Frozen cloud of molecules acts as a single quantum object:

Cheng Chin at the University of Chicago and his colleagues formed a Bose-Einstein condensate (BEC) from thousands of caesium molecules, using lasers to remove their energy and cool them to near absolute zero. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 9 An underground communication network of roots and fungi is like a forest brain:

Her childhood was spent in the woods of British Columbia, Canada, where her family had made a living as foresters for generations. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 10 China is about to start building a space station in orbit:

China is about to launch the first section of a new space station, beginning an orbital construction project that is expected to end in 2022 with an outpost about a quarter of the size of the International Space Station (ISS). © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 11 Bats don’t have to learn the speed of sound – they’re born knowing it:

Because it is such a crucial part of the way the bat understands its world, Yovel says, it is possible that an innate sense of time from birth might more beneficial than a flexible one that takes time to learn, even if it is not always perfect. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @SETIInstitute

Top science# 12 The universe may last forever, but there’s no guarantee. A Big Rip, a Big Chill, proton or vacuum decay are all threats to the cosmos, ushering in a final curtain. It’s “End of Eternity” this week on @BiPiSci. Listen here::

Nothing lasts forever. Even the universe has several possible endings. © SETIInstitute. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 13 ‘Smart’ immune cells kill tumours and stop them regrowing in mice:

One of the reasons why CAR-T therapies don’t work for solid tumours is that not all cells in such tumours express a single, unique protein, says Roybal. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 14 NASA’s Parker Solar Probe has gone faster than any spacecraft ever:

On 29 April, the probe made its closest pass yet to the sun, a little more than 10 million kilometres from its surface. © newscientist. May 3 2021 Reported Here.


Top science# 15 Wild donkeys and horses often dig into the dusty sediment to reach cool, crystal clear groundwater to quench their thirst. New research shows this equid ingenuity has far-reaching benefits for the ecosystem.:

It is published by the Society for Science, a nonprofit 501(c)(3) membership organization dedicated to public engagement in scientific research and education. © ScienceNews. May 3 2021 Reported Here.


Top science# 16 The bright colours of animals as a warning signal, telling predators that the humble creatures pack a noxious punch. Now, an analysis shows that the most eye-catching animals also tend to be the most toxic. #ResearchHighlight:

A health worker in the Democratic Republic of the Congo prepares to care for people infected with Ebola virus during the 2018–20 outbreak, which prompted an extensive genomic analysis. © nature. May 3 2021 Reported Here.


Top science# 17 Confirming whether antistars exist could be an important piece of one of the most fundamental puzzles in the universe: Where has all the antimatter gone?:

“It would be practically impossible to say that [the candidates] are actually antistars,” says study coauthor Simon Dupourqué, an astrophysicist at the Institute of Research in Astrophysics and Planetology in Toulouse, France. © ScienceNews. May 3 2021 Reported Here.


Top science# 18 These chemicals, called oxidants, help clear the atmosphere by transforming contaminants like methane into molecules that are more water soluble or stickier.:

Science News was founded in 1921 as an independent, nonprofit source of accurate information on the latest news of science, medicine and technology. © ScienceNews. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 19 Billion-year-old microbe had taken first step towards internal organs:

It may have been one of the first life forms built that way, making it a crucial step towards modern organisms like animals that also have a skin that is distinct from the cells inside the body. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 20 Why billionaires are fighting over who gets to land humans on the moon:

Existing subscribers, please log in with your email address to link your account access. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @IFLScience

Top science# 21 The US President Who Spent His Final Months Being Fed Beef Via His Anus:

A number of doctors rushed to attend to the President, one of whom named Dr Doctor Willard Bliss – not a typo, his first name was actually Doctor – would go on to be Garfield’s chief doctor over the next few months until his death, after he declared quite dramatically “If I can’t save him, no one can.” It turns out that the best system for getting a doctor might not be to see who shows up and see who calls dibs, however, as many questions arose about his medical care, with quite a few of them being what the hell?. © IFLScience. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 22 Malaria kills 400,000 people a year – mostly children. Can a new vaccine stop it?:

While most of the world is focusing on new vaccines for the coronavirus, thousands of Kenyan children are finally receiving a longed-for malaria vaccine, 37 years after development on it started. © newscientist. May 3 2021 Reported Here.


bit.ly/
Image courtesy: Twitter. © @newscientist

Top science# 23 NASA’s Parker Solar Probe has gone faster than any spacecraft ever:

On 29 April, the probe made its closest pass yet to the sun, a little more than 10 million kilometres from its surface. © newscientist. May 3 2021 Reported Here.


bit.ly/
Image courtesy: Twitter. © @newscientist

Top science# 24 Driftwood could be recycled into cleaner electric car batteries:

The remains of trees provide many benefits to ecosystems in rivers and oceans, but driftwood is a nuisance for dam operators. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 25 Children who experienced multiple negative events before birth, such as exposure to alcohol or pre-eclampsia, are at higher risk of experiencing poor mental health:

Children who experienced multiple negative events before birth, such as exposure to alcohol or pre-eclampsia, are at higher risk of experiencing poor mental health a decade later. © newscientist. May 3 2021 Reported Here.


Top science# 26 The Ingenuity #MarsHelicopter mission is really…taking off. (ba-dum-kshh):

Having passed all its original engineering tests, the tiny spacecraft will now begin a new job, supporting the Perseverance rover in its science mission. © ScienceNews. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 27 Nature’s hardest-to-reproduce colours recreated in @kewgardens exhibition:

But some of the colours we see are created by light reflecting off microscopic colourless structures on animals and plants. © newscientist. May 3 2021 Reported Here.


Top science# 28 An animal able to regenerate all of its organs even when it is dissected into three parts:

Anyone snorkeling in the Gulf of Eilat can find this intriguing ascidian, who may be able to help us comprehend processes of tissue renewal that can help the human race. © physorg_com. May 3 2021 Reported Here.


Top science# 29 Reactive, reproducible, collaborative: computational notebooks evolve:

With his university’s previous system, a student seeking help could share a copy of a notebook with Csányi, but it wasn’t possible for both of them to view and edit the same document at the same time. © nature. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @ScienceAlert

Top science# 30 The newly identified Emperor dumbo octopus (Grimpoteuthis imperator) dwells 7,000 meters beneath the waves. This is the only specimen of this species ever recorded. 📷: Alexander Ziegler:

Details including the shape of the shell, gills, and digestive tract, plus variations in the nervous system and sensory organs, helped to mark out this dumbo octopus as being a separate type. © ScienceAlert. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @nature

Top science# 31 A Nature paper presents a collection of the most complete and highest quality genomes for 16 vertebrate species reported to date.:

Moving forward, the VGP is prioritising the collection of mother–father–offspring trios where possible, or single parent–offspring duos, to assist with diploid assembly and phasing, as well as the development of improved methods for the assembly of diploid genomes in the absence of parental genomic data, as described in another study29. © nature. May 3 2021 Reported Here.


Top science# 32 If true, this preliminary finding might mean some antimatter survived the Big Bang.:

“It would be practically impossible to say that [the candidates] are actually antistars,” says study coauthor Simon Dupourqué, an astrophysicist at the Institute of Research in Astrophysics and Planetology in Toulouse, France. © ScienceNews. May 3 2021 Reported Here.


Top science# 33 Little Foot, a nearly complete hominid skeleton painstakingly excavated from rock inside a South African cave, shouldered a powerful evolutionary load.:

In the new study, a digital, 3-D reconstruction of Little Foot’s more complete right shoulder blade was compared with right shoulder blades of chimps, gorillas, orangutans and present-day people. © ScienceNews. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 34 Black widow males sacrifice themselves to females after mating, even though they can’t be sure she will father their offspring:

“Usually there are some advantages to the male for being eaten during mating, like longer copulations as well as decreased female receptivity to future males,” says Luciana Baruffaldi at the University of Toronto, Scarborough, Canada. © newscientist. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @newscientist

Top science# 35 Why bringing Martian rocks back to Earth is a bad idea:

There is a clear new course: bring the samples back for analysis on a lunar orbiting space station, or to a lab on the moon itself, both of which may exist a decade hence. © newscientist. May 3 2021 Reported Here.


Top science# 36 Average salaries for full-time US college and university faculty members fell by almost 0.5% in the 2020–21 academic year when adjusted for inflation. It is the first time in nearly a decade that faculty members’ real wages have fallen.:

Average salaries for full-time US college and university faculty members fell by almost 0.5% in the 2020–21 academic year when adjusted for inflation, according to a survey by the American Association of University Professors (AAUP) in Washington DC. © nature. May 3 2021 Reported Here.


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Image courtesy: Twitter. © @IFLScience

Top science# 37 Californian RoboCop Had To Deal With Its First Crime, And It Did Not Go Well:

It turns out, the robots’ cameras, which are capable of recording 360-degree high definition video and live-streaming it to police phones, are not connected to the police yet, nor are its abilities to read license plates and track cell phone use in the area. © IFLScience. May 3 2021 Reported Here.


Top science# 38 What causes medical myths and pseudoscience to rapidly infect and fester in society? Seema Yasmin has a diagnosis: the pervasive, persuasive power of storytelling.:

It is published by the Society for Science, a nonprofit 501(c)(3) membership organization dedicated to public engagement in scientific research and education. © ScienceNews. May 3 2021 Reported Here.


Top science# 39 The atom’s nucleus is surrounded by a neutron shell just 0.28 trillionths of a millimeter thick.:

The skin of lead-208 — a variety of lead with 126 neutrons in addition to its 82 protons — is about 0.28 trillionths of a millimeter thick, researchers report online April 27 in Physical Review Letters. © ScienceNews. May 3 2021 Reported Here.


Top science# 40 New model can predict #carboncycle presence on exoplanets @SRON_Space @AandA_journal:

Scientists at SRON, VU and RUG have now developed a model that couples an exoplanet’s mass and core size to the amount of CO2 in its atmosphere, provided there is a carbon cycle. © physorg_com. May 3 2021 Reported Here.


Top science# 41 This mantis species is rarely encountered and might be thinly spread throughout the rainforest. This gland may help the mantises find receptive mates.:

With the help of Christian Schwarz, an entomologist at Ruhr-University Bochum in Germany, and observations of some female specimens in captivity, the team figured out that the mantis was no parasite-riddled vessel.  © ScienceNews. May 3 2021 Reported Here.


Top science# 42 Even a standard, battery-powered clock gives off entropy.:

So if the accuracy of all clocks does come at a cost of increased entropy, that trade-off may reflect a close link between the passage of time and its measurement. © ScienceNews. May 4 2021 Reported Here.


All articles/ opinions/ images are copyright content of the original media house/ author. Content is taken from what is shared on Twitter. You can read more of our “Everything you need know series” here.

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