6,904 results
6,904 results for: Bears
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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.
- 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.
- 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.
- 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.
- Science & Society
What’s ahead for science in 2020? Here’s what we’re watching
Science News writers are awaiting new Mars missions, a new search for dark matter, results from a male birth control pill study and more.
- Paleontology
Science News’ favorite fossils of 2019
Fossil discoveries reported this year included Cambrian creatures, ancient bone cancer and a peek at life’s recovery after the dinosaur die-off.
- Humans
Archaeologists tie ancient bones to a revolt chronicled on the Rosetta Stone
The skeleton of an ancient soldier found in the Nile Delta provides a rare glimpse into an uprising around 2,200 years ago.
- Science & Society
‘A Polar Affair’ delves into a centurylong cover-up of penguin sex
In a new book, Lloyd Spencer Davis seeks to understand why an Antarctic explorer kept some of his penguin observations a secret.
- Climate
How the Arctic’s poor health affects everyday life
A new NOAA report features testimony from indigenous communities in Alaska who are weathering the impacts of Arctic warming.
- Space
Realigning magnetic fields may drive the sun’s spiky plasma tendrils
Solar spicules emerge near counterpointing magnetic fields, hinting that self-adjusting magnetism creates these filaments, which may heat the corona.
- Life
Caribou migrate farther than any other known land animal
Caribou in Alaska and Canada migrate up to 1,350 kilometers round trip each year, a study reports.
