Colonizing Mars Could Speed up Human Evolution
High radiation, low gravity and other environmental pressures could spur Martian humans to mutate relatively quicker than on Earth. ...read more
High radiation, low gravity and other environmental pressures could spur Martian humans to mutate relatively quicker than on Earth. ...read more
Some parts of the human brain shrink as the weather turns colder and days grow shorter. But don't panic — scientists have a few theories why. ...read more
The Pfizer-BioNTech COVID-19 vaccine is the agency’s fastest approval ever — here’s how it was accomplished without shortchanging safety standards. ...read more
As the the latest Landsat Earth-observing spacecraft roared off the launchpad, a weather satellite was watching from 22,400 miles away. ...read more