Inside the boldmission to map every immune system in the world

A company is offering parents having IVF the chance to check embryos for a range of traits and conditions, but some experts fear that choices may go beyond preventing disease

WITH SO MUCH HYPE CIRCULATING ABOUT HOWWITH SO MUCH HYPE CIRCULATING ABOUT HOW ARTIFICIAL INTELLIGENCE WILL CHANGE THE WORLD—BUT NOT A LOT OF CONCRETE SUCCESSES—HERE ARE SIX LESSONS YOU CAN ACTUALLY USE

Vaccines are considered the standard for preventing disease, but evidence has long supported the use of homeopathy for this purpose—and its superior safety profile. Cate Montana reports

Boost your immunity, feel happier and live longer with these expert tips

From grip strength to bone density, Jess Salter tests the wellness services that offer data about your hidden health concerns

‘‘ I would like to make my own witness statement,” said Christopher Pelkey as he stood before Judge Todd Lang in Arizona’s Maricopa County Superior Court, dressed slightly incongruously in a green hoo