More Evidence That Early Earth Collided Head-On With Another Planet

A bigger bang

Mary Beth Griggs
By Mary Beth Griggs
February 3, 2016

Latest

The CDC suggests COVID-19 immunity lasts for three months
A guide to sun protection for people with darker skin
Should you risk COVID-19 for a cancer screening?
People are stockpiling umbilical cord blood without really knowing what it does
What you need to know about Microsoft’s new $1,400, dual-screen smartphone
Social distancing can make living with eating disorders harder
Eight tips for boosting mental health at college in the age of COVID-19
Decipher mysterious sounds with this matching game
Pushing an electric Corvette to 212 mph isn’t easy without causing a meltdown