The internet erupted in controversy over Felisa Wolfe-Simon and colleagues' claim of a microbe thriving on arsenic. Nearly 15 years later, she's pursuing new research on the boundaries of life.
Earth is crossing the threshold of 1.5°C of global warming, according to two major global studies which together suggest the planet's climate has likely entered a frightening new phase.
A new report shows that almost half of the adults in the US aren't aware of the latest health guidelines around aspirin, which claim the risks of a daily low-dose aspirin outweigh the benefits.
When the experimental XB-1 aircraft achieved supersonic speeds on a test flight, it did not create a disruptive sonic boom - thanks to a physics phenomenon called the Mach cutoff ...