6,901 results
6,901 results for: Bears
- Planetary Science
Scientists find a long-sought electric field in Earth’s atmosphere
The Earth’s ambipolar electric field is weak but strong enough to control the shape and evolution of the upper atmosphere.
- Planetary Science
Sulfur was key to the first water on Earth
Hydrogen bonded with sulfur may have given our world its first water after the hydrogen broke away and joined with oxygen in the planet’s crust.
- Health & Medicine
Brain-controlled bionic limbs are inching closer to reality
Bionics engineers typically view biology as something to be worked around. “Anatomics” engineers the body to be part of the system.
- Planetary Science
Jupiter’s Great Red Spot may be less than 200 years old
An analysis of images spanning hundreds of years suggests a dark spot spied in the late 1600s and early 1700s is distinct from the Red Spot seen today.
- Health & Medicine
Bird flu has been invading the brains of mammals. Here’s why
Although H5N1 and its relatives can cause mild disease in some animals, these viruses are more likely to infect brain tissue than other types of flu.
- Science & Society
This ‘hidden figure’ of entomology fought for civil rights
Margaret S. Collins, the first Black American female entomologist to earn a Ph.D., overcame sexism and racism to become a termite expert.
- Animals
A frog’s story of surviving a fungal pandemic offers hope for other species
Evolving immunity to the Bd fungus and a reintroduction project saved a California frog. The key to rescuing other species might be in the frog’s genes.
- Plants
This tentacled, parasitic ‘fairy lantern’ plant is new to science
The bizarre new plant from Malaysia parasitizes subterranean fungi and only briefly erupts from the soil to flower.
- Anthropology
How does a fossil become a superstar? Just ask Lucy.
Geologic good fortune, skilled scientific scrutiny and a catchy name turned Lucy into an evolutionary icon.
- Genetics
Freeze-drying turned a woolly mammoth’s DNA into 3-D ‘chromoglass’
A new technique for probing the 3-D structure of ancient DNA may help scientists learn how extinct animals functioned, not just what they looked like.
- Health & Medicine
Bird flu has infected a person after spreading to cows. Here’s what to know
H5N1 has wreaked havoc on birds around the globe and occasionally made the jump to mammals, including cows. The risk to people remains low.
- Environment
‘The High Seas’ tells of the many ways humans are laying claim to the ocean
The book explains how the race for ocean resources from fish to ores to new medicines — the Blue Acceleration — is playing out.
