News
- Health & Medicine
Many U.S. babies may lack gut bacteria that train their immune systems
Too little Bifidobacterium, used to digest breast milk, in babies' gut microbiomes can increase their risk of developing allergies and asthma.
- Physics
No player can return this killer shot. Physics explains how it works
Squash’s killer “nick shot” has a formula. It’s all about height and timing, a new study shows.
- Health & Medicine
Mailed self-sample kits boosted cervical cancer screening
People who are uninsured or part of a minority racial or ethnic group are underscreened for cervical cancer. Mailing them a self-sample kit may help.
- Paleontology
Zombifying fungi have been infecting insects for 99 million years
Two bits of amber discovered in a lab basement hold ancient evidence of a fungi famous for controlling the minds of its victims.
- Chemistry
Modified bacteria convert plastic waste into pain reliever
With genetic tweaks, E. coli turned 92 percent of broken-down plastic into acetaminophen, charting a path to upcycle plastic waste sustainably.
- Animals
Killer whales may use kelp brushes to slough off rough skin
The whales use quick body movements to tear pieces of bull kelp for use as tools, perhaps the first known toolmaking by a marine mammal.
- Astronomy
Two spacecraft created their first images of an artificial solar eclipse
The Proba-3 spacecraft succeed at creating solar eclipses, kicking off a two-year mission to study the sun’s mysterious outer atmosphere, the corona.
- Space
Distant nebulae star in one of the first images from the Rubin Observatory
These are the first public images collected by the Chile-based observatory, which will begin a decade-long survey of the southern sky later this year.
- Health & Medicine
Cancer DNA is detectable in blood years before diagnosis
Tiny, newly formed tumors shed small fragments of DNA that are swept into the bloodstream. Future cancer screening tests could detect them early.
- Science & Society
A Supreme Court ruling on nuclear waste spotlights U.S. storage woes
Court ruling allows interim nuclear waste storage in Texas, but the U.S. still has no long-term plan for its 90,000 metric tons of spent fuel.
- Anthropology
‘Dragon Man’ skull may be the first from an enigmatic human cousin
Ancient proteins and DNA may peg a 146,000-year-old Chinese skull as the most complete fossil to date from Denisovans, a puzzling line of Asian hominids.
- Animals
This moth species may use the Milky Way as its guiding star
Bogong moths migrate up to 1,000 kilometers from Australian plains to mountain caves to escape the summer heat. The stars may help them get there.
