6,899 results
6,899 results for: Bears
- Paleontology
‘Wonderchicken’ is the earliest known modern bird at nearly 67 million years old
A new fossil find, dubbed the Wonderchicken, is a common ancestor of modern ducks and chickens.
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- Life
How pandas use their heads as a kind of extra limb for climbing
Short legs on a stout bear body means pandas use a rare technique to climb up a tree.
- Life
How African turquoise killifish press the pause button on aging
The fish’s embryos can enter a state of suspended growth to survive dry spells. A study shows that state protects them from aging, and hints at how.
- Space
Phosphorus, a key ingredient of life, has been found in a newborn star system
Astrochemists map phosphorus-bearing molecules in a star-forming cloud, giving clues to how this vital element may have arrived on Earth.
- Archaeology
New cave fossils have revived the debate over Neandertal burials
Part of a Neandertal’s skeleton was found in a hole dug in the same cave in Iraqi Kurdistan where the “flower burial” was found in 1960.
- Oceans
Noise pollution from ships may scare Arctic cod from feeding grounds
Melting Arctic sea ice is opening up northern waters to increased shipping, and the vessel noise is taking a toll on Arctic cod.
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- Health & Medicine
A bioethicist says scientists owe clinical trial volunteers support
Researchers should be aware that many insurance policies do not cover experimental procedures, including side effects that may happen afterward.
- Paleontology
Small ‘cousins’ of T. rex may actually have been growing teenagers
Fossil analyses suggest that Nanotyrannus wasn’t a diminutive relative of the more famous behemoth Tyrannosaurus rex.
- Tech
The U.S. power grid desperately needs upgrades to handle climate change
The climate is changing faster than the U.S. power grid is adapting. Smarter grids and smaller grids could help.
- Humans
Homo erectus arrived in Indonesia 300,000 years later than previously thought
The extinct, humanlike hominid likely reached the island of Java by around 1.3 million years ago, a study finds.
