News
- Anthropology
Humans may have started tending animals almost 13,000 years ago
Remnants from an ancient fire pit in Syria suggest that hunter-gatherers were burning dung as fuel by the end of the Old Stone Age.
- Physics
Falling objects in orbit show Einstein was right — again
For more than two years, a pair of metal cylinders fell at the same rate in space, confirming the equivalence principle, a key tenet of general relativity.
- Life
Not all camouflage is equal. Here are prey animals’ best options
When prey masquerade as innocuous objects in the environment, they slow detection from predators by nearly 300 percent.
