Sunday, February 22, 2026

Norway's Johannes Hoesflot Klaebo became the first athlete ever to win six gold medals at a single Winter Olympics after winning the men's 50km cross-country skiing mass start at the Milan-Cortina Games, with Norway leading the overall medal count with 40 medals.^[1]

Researchers at the Norwegian University of Science and Technology report they may have observed a triplet superconductor, a long-sought material that could transmit both electricity and electron spin with zero resistance, potentially enabling more stable quantum computers with dramatically lower energy use.^[2]

UC San Francisco researchers have discovered that exercise protects the brain by prompting the liver to release an enzyme called GPLD1 that removes a protein causing the blood-brain barrier to become leaky with age, pointing to a new body-to-brain pathway that could inform Alzheimer's therapies.^[3]

Researchers at USC's Keck Medicine have begun implanting specially engineered dopamine-producing stem cells directly into the brains of Parkinson's disease patients in an early-phase clinical trial, aiming to replace the neurons destroyed by the disease and restore motor function.^[4]

The U.S. Supreme Court struck down President Trump's use of emergency powers to implement international trade tariffs, ruling against a central portion of the administration's economic policy that had affected virtually every U.S. trading partner since his second term began.^[5]

Canada won gold in men's curling at the Winter Olympics, defeating Great Britain for their first title in the event since 2014, while Switzerland took bronze after beating Norway.^[6]

NASA has set March 6 as the target launch date for Artemis II, the first crewed lunar mission since Apollo 17, after successfully completing a wet dress rehearsal that loaded over 700,000 gallons of cryogenic propellant into the Space Launch System rocket.^[7]

France's Emily Harrop and Thibault Anselmet won gold in ski mountaineering mixed relay at the Milan-Cortina Winter Olympics, the first time the event has been held in Olympic history.^[8]