About one-third of Canadians are now obese — with more weight gain happening during the pandemic, according to a new study.

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to ...

Berkeley scientists have developed a smartphone-based biosensor that mimics coffee-ring physics to detect disease proteins ...

Plus: The Supreme Court declines to hear major eviction moratorium case, Maine passes zoning reform, and why tourist traps are good, actually.

COVID-era lockdowns are over, but the technologies that allowed us to do more without leaving the couch have kept us there.