CultureThe motifs of the sibling carvings are very different from other rock carvings - and researchers don't know how to interpret them.
rock carvings
Ancient rock carvings catalogued in database
SwedenOver 26,000 digitized documents have been made available to researchers and the public.
Bob Moran’s cartoons
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Science
Study: Dog relationships more reliable than best friends
The first patient in the world treated with a new gene editing technology
Environment
Chimpanzees caught on camera sharing alcoholic fruit
Bats “surf” the winds to power their migration
Letters
