The thymus withers away after puberty. But it may be important for adults
Removing the thymus is associated with higher rates of death and cancer, a new study finds
Four key questions on the new wave of anti-obesity drugs
Scientists want to know who will benefit most, what the long-term effects might be and whether the treatments will change views on obesity.
Canada’s Crawford Lake could mark the beginning of the Anthropocene
The proposed geologic epoch denotes when humans began profoundly changing the planet
Teen-created software IDs skin conditions, risky drivers and more
The programs ID skin conditions, warn of dangerous driving and translate sign language
Bottlenose dolphin moms use baby talk with their calves
Mothers modify their signature whistles when their babies are near
Fungi help rescue crops being harmed by microplastics
All-natural treatment helped plants grow faster in soils polluted with plastic
Brain cavities that swell in space may need at least 3 years to recover
Astronaut brains need time to recover before they can adapt to microgravity again
A device spots and counts honeybees hosting a dangerous parasite
The Varroa mites are a leading cause of death for U.S. and European honeybees
19th century painters may have primed their canvases with beer-brewing leftovers
Brewer’s yeast proteins turned up in several works by two of Denmark’s most famous artists
Research on exoplanets took top award at 2023 Regeneron ISEF
Students shared nearly $9 million in prizes at this annual international competition
New patch might replace some finger-prick testing of blood sugar
Teen’s color-changing device tests glucose in sweat to signal when insulin is needed
Hand dryers can infect clean hands with bathroom germs
In tests, the hot-air machines spread far more microbes than paper towels
WHO declares an end to the global COVID-19 public health emergency
It marks a shift to long-term measures to handle the coronavirus
The U.S. COVID-19 public health emergency is ending. What does that mean?
Set to expire May 11, the declaration made tests, vaccines and treatments free to the public
Ultrasound allows a chemotherapy drug to enter the human brain
An early-stage clinical trial shows promise for people with a treatment-resistant brain cancer
Pets and people bonded during the pandemic. But owners were still stressed and lonely
While pets provide companionship, they also add extra responsibilities
Native language might shape musical ability
A global study offers another peek at how language influences cognition