Health & Medicine
Surplus chromosomes may fuel tumor growth in some cancers
Extra copies of some genes on excess chromosomes may keep cancer cells growing. Without those extras, cancer cells form fewer tumors in mice.
Life
More Stories in Life
-
AnimalsWhy some whales are giants and others are just big
Being big helps whales access more food. But how big a whale can get is influenced by whether it hunts for individual prey or filter-feeds.
-
LifePrions clog cell traffic in brains with neurodegenerative diseases
Prions may derail cargo moving inside brain cells, perhaps contributing to cell death in prion diseases.
-
ClimateHow the Arctic’s poor health affects everyday life
A new NOAA report features testimony from indigenous communities in Alaska who are weathering the impacts of Arctic warming.
-
PaleontologyLicelike insects munched on dinosaur feathers around 100 million years ago
Fossils in amber push the origin of feather-feeding insects back over 50 million years, a study finds.
-
EcosystemsA newly found Atacama Desert soil community survives on sips of fog
Lichens and other fungi and algae unite to form “grit-crust” on the dry soil of Chile’s Atacama Desert and survive on moisture from coastal fog.
-
OceansStealthy robots with microphones could improve maps of ocean noise
Recordings from underwater microphones on stealthy robotic gliders could create a better “soundscape” of noises throughout the ocean, researchers say.
-
Science & Society‘A Polar Affair’ delves into a centurylong cover-up of penguin sex
In a new book, Lloyd Spencer Davis seeks to understand why an Antarctic explorer kept some of his penguin observations a secret.
-
LifeAn ancient critter may shed light on when mammals’ middle ear evolved
Rare skeletons are helping to pin down the evolution of mammals’ three middle ear bones, known popularly as the hammer, anvil and stirrup.
-
Health & MedicineA once-scrapped Alzheimer’s drug may work after all, new analyses suggest
An antibody that targets Alzheimer’s sticky protein amyloid showed promise in slowing mental decline, according to the company that’s developing it.