Researchers have recreated the world's oldest synthetic pigment, called Egyptian blue, which was used in ancient Egypt about 5,000 years ago.
Replanting forests can help cool the planet even more than some scientists once believed, especially in the tropics. But even if every tree lost since the...
A new study uses metabolic profiling to uncover ancient knowledge systems behind therapeutic and psychoactive plant use in ancient Arabia.
Hydrologists show most streamflow out of the West's mountains is old snowmelt on a multi-year underground journey. New study finds that spring runoff is on average...
Bite marks found on a skeleton discovered in a Roman cemetery in York have revealed the first archaeological evidence of gladiatorial combat between a human and...
Three consecutive years of drought contributed to the 'Barbarian Conspiracy', a pivotal moment in the history of Roman Britain, a new study reveals. Researchers argue that...
In a cave overlooking the ocean on the southern coast of South Africa, archaeologists discovered thousands of stone tools, created by ancient humans roughly 20,000 years...