Scientists Say: Excitation
nitrogen: A colorless, odorless and nonreactive gaseous element that forms about 78 percent of Earth's atmosphere.
Rare, mystery blasts from sun can devastate the ozone layer and spike radiation levels on Earth
His research is characterised by multi-disciplinary approaches combining information from areas such as climate change, geology, archaeology, microbiology, and anthropology to generate novel methods to study evolution, population genetics, medical science and conservation.
The best new science fiction books of July 2024
This short story collection will give us a âkaleidoscopic view of the climate crisisâ, promises its publisher, moving from a boy trying to bring the natural world back to his urban life to a ballet dancer trying to inhabit the consciousness of a rat (at this stage, it isnât clear why â but Iâm keen to find out).
Alien ‘warp drives’ may leave telltale signals in the fabric of space-time, new paper claims
"Any matter moving around in an irregular way can potentially create gravitational waves," study co-author Katy Clough, a theoretical physicist at Queen Mary University of London, told Live Science in an email.
âDo I Know You?â explores face blindness and the science of the mind
She volunteers for research studies, undergoes brain scans, takes vision tests, plays virtual reality games and scores a beeper that she wears for a few hours each week, intermittently prompting her to record every bit of her conscious experience.
The hacker turned politician using digital tech to reimagine democracy
After the first covid-19 cases were declared in mainland China in late 2019, she became a central player in the Taiwanese governmentâs response as a cabinet member for digital affairs.
Some people have never gotten COVID-19. An obscure gene may be why
The results stem from a challenge trial: At the height of the pandemic in 2021, scientists in the United Kingdom exposed 36 young, healthy unvaccinated volunteers whoâd never gotten COVID-19 to the virus through their noses (SN: 2/18/21).
Baby-led weaning makes little nutritional difference vs spoon-feeding
The researchers found no significant differences in daily energy intake â as defined by the number of calories consumed per kilogram of the babyâs body weight â at any point between the groups.
Pierce’s disease still plagues California wine country
It is published by the Society for Science, a nonprofit 501(c)(3) membership organization dedicated to public engagement in scientific research and education (EIN 53-0196483).
Neanderthal child may have had Downâs syndrome
A fossil bone displaying features consistent with Downâs syndrome belonged to a Neanderthal child who survived beyond 6 years old, adding to evidence that these extinct humans cared for members of their community
How powdered rock could help slow climate change
And from Michigan to Mississippi, farmers are scattering volcanic rock dust on their wheat, soy and corn fields with ag spreaders typically reserved for dispersing crushed limestone to adjust soil acidity.
Moss that survives deep freeze and radiation could live on Mars
Syntrichia caninervis is widespread in some of Earthâs harshest locations, including Tibet and Antarctica, so Xiaoshuang Li at the Xinjiang Institute of Ecology and Geography in Urumqi, China, and his colleagues decided to subject it to a brutal suite of tests to discover just how much it could survive.
‘The beauty of symbolic equations is that it’s much easier to ⊠see a problem at a glance’: How we moved from words and pictures to thinking symbolically
For lots of, the idea of mathematics will certainly restore unlimited hours of solutions and formulas at school. It may seem hard to envision, however there when was a time when math really did not exist. Of course, there was still the need to utilize intricate computations to solve real-world problems, yet it had not...
Maxwellâs demon charges quantum batteries inside of a quantum computer
Later, physicists realised that the demon could not break thermodynamic laws âfor freeâ because it would spend energy during its particle selection process, but the idea remained of interest because it can naturally occur in biology and has uses in chemistry.
An ancient earthquake changed the course of the Ganges River
Flooding from a river shift caused by a similar quake today could threaten up to 170 million people â a number equal to about half the population of the United States â who live in an Illinois-sized area of India and Bangladesh, Chamberlain says.
Chinaâs Changâe 6 returns with first rocks from far side of the moon
Its landing and collection manoeuvres relied heavily on autonomous processes and robotic tools, although Chinese engineers could send messages to the spacecraft through the Queqiao-2 relay satellite, which launched in March this year and is still in orbit around the moon.
In ‘Warming Up,’ the sports worldâs newest opponent is climate change
One heartening example is Innes FitzGerald, a teenage cross-country runner who refused to fly from Britain to Australia for the 2023 World Athletics Championships out of concern for air travelâs carbon emissions (SN: 5/14/20).