6,864 results
6,864 results for: Bears
- Anthropology
A Greek skull may belong to the oldest human found outside of Africa
Humans possibly reached southeastern Europe by 210,000 years ago.
- Math
How Julia Robinson helped define the limits of mathematical knowledge
Born 100 years ago, Julia Robinson played a key role in solving Hilbert’s 10th problem.
- Climate
In a climate crisis, is geoengineering worth the risks?
Some scientists say the world needs to reconsider some human-made ideas to cool the climate as dire warnings about the looming crisis ramp up.
- Health & Medicine
Edibles are tied to more severe health issues than smoking marijuana
Most marijuana-linked cases at a Denver hospital involved weed smokers. But people who ate the drug were more likely to have heart or psych issues.
- Artificial Intelligence
An AI used art to control monkeys’ brain cells
Art created by an artificial intelligence exacts unprecedented control over nerve cells tied to vision in monkey brains, and could lead to new neuroscience experiments.
- Earth
Muons reveal the whopping voltages inside a thunderstorm
Particle physics sheds new light on the electric potential of thunderstorms.
- Paleontology
‘End of the Megafauna’ examines why so many giant Ice Age animals went extinct
‘End of the Megafauna’ ponders the mystery of what killed off so many of Earth’s big animals over the last 50,000 years.
- Health & Medicine
For people with HIV, undetectable virus means untransmittable disease
HIV outreach and care in Washington, D.C., reveals the struggles and successes of getting drugs into the hands of those who need them.
- Paleontology
New fossils may capture the minutes after the dinosaur-killing asteroid impact
North Dakota fossils may depict the aftermath of the dinosaur-killing asteroid, but controversial claims about the breadth of the find are unproven.
- Animals
A peek into polar bears’ lives reveals revved-up metabolisms
Polar bears have higher metabolisms than scientists thought. In a world with declining Arctic sea ice, that could spell trouble.
- Astronomy
These are the most-read Science News stories of 2018
From male birth control to wombat poop, Science News online readers had a wide variety of favorite stories on our website.
- Earth
Rare blue diamonds are born deep in Earth’s mantle
Rare blue diamonds are among the deepest ever found, and hint at possible pathways for recycling of ocean crust in the mantle.
