6,875 results
6,875 results for: Bears
- Genetics
Genes tell tale of cat domestication
A peek into cats’ genetic makeup may help reveal how hissing wild felines became purring tabbies.
- Paleontology
Preserved pterosaur eggs hint at reptile’s social life
The first 3-D pterosaur eggs, which were found in China, suggest that the flying reptiles laid eggs together.
- Life
The tree of life gets a makeover
Biology’s tree of life has morphed from the familiar classroom version emphasizing kingdoms into a complex depiction of supergroups, in which animals are aligned with a slew of single-celled cousins.
- Planetary Science
Two travelers from far beyond Neptune return home
Two bodies approaching from the edge of the solar system may have been tossed out there by Jupiter over 4 billion years ago.
- Animals
Aboriginal lizard hunting boosts kangaroo numbers
An aboriginal technique for hunting lizards with fire in Western Australia feeds wallaroo populations.
- Microbes
One giant leap for zit-causing microbes
A bacterium that lives on humans and causes acne also hopped to domesticated grapevines and relies on the plant for crucial DNA repairs.
- Chemistry
Quantum chemistry may be a shortcut to life-changing compounds
Quantum chemistry could launch a manufacturing revolution, helping to identify materials for improved solar cells, better batteries or more effective medicines.
- Anthropology
Origins of Egyptian mummy making may predate pyramids
Preservative mixture for mummy wrapping found on linens that covered the dead as early as 6,300 years ago.
- Animals
Spotted seals hear well in and out of water
Spotted seals, native to the northern parts of the Pacific, hear frequencies that may mean they are susceptible to the effects of anthropogenic noise.
- Astronomy
Stopping starlight may bring other Earths into focus
Two new telescope concepts compete for NASA’s approval, in hopes of taking the first picture of a life-bearing exoplanet.
- Tech
Scientists struggle to find signals in the noise
Even in a simple system like email, detecting the signal from the noise is not always easy. It can be even more difficult separating a dazzling discovery from dust or whether a breast mass is cancerous or benign.
- Health & Medicine
Chronic stress can wreak havoc on the body
Scientists are shedding light on all the ways that chronic stress can boost inflammation and lead to serious health problems.
