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Maize farmers in Peru’s Chincha Valley were fertilizing their crops with seabird poop as early as the year 1250

A new study finds a variety hair extensions—from natural to synthetic—contain chemicals associated with cancer, birth defects and reproductive issues

There’s more to Winter Olympians’ diets than calories—but for some, there are also lots and lots of calories

The U.S.’s drug safety agency declined to review a next-gen flu vaccine that uses the same tech as the coronavirus shots

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. A “QuitGPT” campaign is urging people to cancel their ChatGPT subscriptions In September, Alfred Stephen, a

A new tool expands the ways people can prove they’ve solved a problem without revealing the solution

How a Russian dialect coach helped Heated Rivalry star Connor Storrie master challenging Russian sounds and build a believable accent

Electric vehicles could be economically competitive in Africa sooner than expected. Just 1% of new cars sold across the continent in 2025 were electric, but a new analysis finds that with solar off-grid charging, EVs could be cheaper to own than gas

The American Medical Association is launching an effort to evaluate vaccine safety and effectiveness independently of U.S. government health agencies

In September, Alfred Stephen, a freelance software developer in Singapore, purchased a ChatGPT Plus subscription, which costs $20 a month and offers more access to advanced models, to speed up his work. But he grew frustrated with the chatbot’s