Whaling may have started 1,500 years earlier than already known
Specialized whale-bone harpoons from southern Brazil dating back 5,000 years suggest that Indigenous groups in the area were whalers.
Specialized whale-bone harpoons from southern Brazil dating back 5,000 years suggest that Indigenous groups in the area were whalers.
We summarize the week's scientific breakthroughs every Thursday.
This article has been paid for and developed by Society for Science.
Scientists have long focused on quantifying fear and other negative emotions in animals. Now they’re trying to measure positive feelings — and it’s a challenge.