TikTok failed to stop most misleading political ads in a test run by researchers. YouTube and Facebook fared better in the experiment.
Mexico Named Deadliest Country for Environmental Activists A new report from the watchdog group Global Witness found that 54 land rights activists were killed in Mexico last year, the most of any country.
At the Serpentine, a Show of Nature’s Healing Power The climate crisis is inspiring — and requiring — new perspectives in thinking for the London gallery, starting with “Back to Earth.”