Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even habitable.
Author: CARL ZIMMER
Scientists Map Miles of Wiring in a Speck of Mouse Brain
Scientists achieved “a milestone” by charting the activity and structure of 200,000 cells in a mouse brain and their 523 million connections.
Scientists Revive the Dire Wolf, or Something Close
Dire wolves, made famous by “Game of Thrones,” went extinct some 13,000 years ago. Now, researchers have bred gray-wolf pups that carry genes of their ancient cousins.
The Last Stand of the Woolly Mammoths
The species survived on an island north of Siberia for thousands of years, scientists reported, but were most likely plagued by genetic abnormalities.
The Last Stand of the Woolly Mammoths
The species survived on an island north of Siberia for thousands of years, scientists reported, but were most likely plagued by genetic abnormalities.
W.H.O. Broadens Definition of Airborne Diseases
After a drawn-out global controversy over the coronavirus, the W.H.O. has updated its classification of how pathogens spread through the air.
Genetic Signature of Down Syndrome Found in Ancient Bones
The discovery may help shed light on how prehistoric societies treated children with rare conditions.
Humanity’s Ancestors Nearly Died Out, Genetic Study Suggests
The population crashed following climate change about 930,000 years ago, scientists concluded. Other experts aren’t convinced by the analysis.
Happy Birthday, Omicron
One year after the variant’s discovery, virologists are still scrambling to keep up with Omicron’s rapid evolution.
CRISPR, 10 Years On: Learning to Rewrite the Code of Life
The gene-editing technology has led to innovations in medicine, evolution and agriculture — and raised profound ethical questions about altering human DNA.