News
- Astronomy
Astronomers identified a second possible exomoon
Kepler 1708 b i, a newly discovered candidate for an exoplanet moon, has a radius about 2.6 times that of Earth, a new study suggests.
By Sid Perkins - Animals
The largest group of nesting fish ever found lives beneath Antarctic ice
Researchers stumbled upon a fish breeding colony of unprecedented size, spanning a territory slightly larger than Baltimore.
By Jake Buehler - Anthropology
Homo sapiens bones in East Africa are at least 36,000 years older than once thought
Analyses of remnants of a volcanic blast push the age of East Africa’s oldest known H. sapiens fossils at Ethiopia’s Omo site to 233,000 years or more.
By Bruce Bower - Health & Medicine
Omicron forces us to rethink COVID-19 testing and treatments
At-home rapid tests may miss the speedy variant early on, and some treatments, such as some monoclonal antibodies, no longer work.
By Tina Hesman Saey and Laura Sanders - Animals
Female dolphins have a clitoris much like humans’
The similarities suggest female dolphins experience sexual pleasure, which may explain why the species is so randy all the time.
- Planetary Science
Oxygen-rich exoplanets may be geologically active
Experiments show that rocks exposed to higher concentrations of oxygen have a lower melting temperature than rocks exposed to lower amounts.
By Shi En Kim - Animals
Here’s what goldfish driving ‘cars’ tell us about navigation
When measuring intelligence, the saying goes, don’t judge a fish by its ability to climb a tree. But what about its ability to drive a vehicle?
- Microbes
Drug-resistant bacteria evolved on hedgehogs long before the use of antibiotics
A standoff between bacteria and antibiotic-producing fungi living on hedgehogs may have led to the rise of one type of MRSA some 200 years ago.
- Earth
Some volcanic hot spots may have a surprisingly shallow heat source
Mysterious hot spots of volcanic activity in the interior of tectonic plates just got a little stranger.
By Sid Perkins - Science & Society
Why do some people succeed when others fail? Outliers provide clues
A close look at outliers — people or communities that defy expectations — reveals what could be.
By Sujata Gupta - Physics
Antiprotons show no hint of unexpected matter-antimatter differences
The ratio of electric charge to mass for protons mirrors that of their antimatter counterparts.
- Health & Medicine
‘Blastoids’ made of stem cells offer a new way to study fertility
Newly created “blastoids” could help with research on nonhormonal contraceptives and fertility treatments.
By Jake Buehler