in

Did rock art spread from one place or was it invented many times?

Ancient humans occupied the Umm Jirsan lava-tube cave in Saudi Arabia

Green Arabia Project

This is an extract from Our Human Story, our newsletter about the revolution in archaeology. Sign up to receive it in your inbox for free every month.

The study of rock art, especially cave paintings, used to be strongly focused on Europe. But in recent years, it has expanded after major discoveries in Indonesia and mainland Asia. One of the latest additions to the scientific record comes in the form of giant snakes found in South America.

Along the Orinoco river in Colombia and Venezuela,…


Source: Humans - newscientist.com

The Arctic is warming rapidly. These clouds may hold clues as to why

Self-assembling and disassembling swarm molecular robots via DNA molecular controller