News
- Health & Medicine
Mouse hair turns gray when certain stem cells get stuck
Stem cells involved in giving hair its color must keep moving and changing maturity levels to prevent graying, a mouse study suggests.
- Oceans
Satellite data reveal nearly 20,000 previously unknown deep-sea mountains
By looking for tiny bumps in sea level caused by the gravity of subsurface mountains, researchers have roughly doubled the number of known seamounts.
- Physics
Black holes resolve paradoxes by destroying quantum states
A classic quantum experiment done near a black hole would create a paradox, physicists report. But not if the black hole collapses quantum states.
- Health & Medicine
Fentanyl deaths have spiked among U.S. children and teens
Wider access to naloxone, which reverses the deadly effect of fentanyl, is key as more children are exposed to the opioid, experts say.
- Genetics
Here are 5 cool findings from a massive project on 240 mammal genomes
A new series of studies on mammal genetics is helping scientists start to answer questions about evolution, cancer and even what makes us human.
- Physics
These worms can escape tangled blobs in an instant. Here’s how
Tangled masses of California blackworms form over minutes but untangle in tens of milliseconds. Now scientists know how.
- Health & Medicine
Pets and people bonded during the pandemic. But owners were still stressed and lonely
People grew closer to their pets during the first two years of COVID. But pet ownership didn’t reduce stress or loneliness, survey data show.
- Genetics
What was Rosalind Franklin’s true role in the discovery of DNA’s double helix?
Two researchers say that Rosalind Franklin knowingly collaborated with James Watson and Francis Crick to discover the molecular structure of DNA.
- Psychology
Native language might shape musical ability
People who speak tonal languages, where pitch alters meaning, are better at perceiving melody but worse at rhythm than speakers of nontonal languages.
- Climate
Thawing permafrost may unleash industrial pollution across the Arctic
As the frozen ground warms due to climate change, industrial pollutants could flow free from thousands of sites across the Arctic.
- Quantum Physics
A sapphire Schrödinger’s cat shows that quantum effects can scale up
The atoms in a piece of sapphire oscillate in two directions at once, a mimic of the hypothetically dead-and-alive feline.
- Planetary Science
Seismic waves crossing Mars’ core reveal details of the Red Planet’s heart
NASA’s InSight lander observed a quake and an impact on the farside of Mars, allowing researchers to measure physical properties of the planet’s core.
