California shielded from Arctic blast. Here's how warm the Bay Area will get
The majority of the country will wake to bone-chilling temperatures Thursday, with dozens of temperature records at risk of being broken. The massive outbreak of cold air is connected to the polar ...
Old NASA mission reveals an unlikely world harbors an ocean
Callisto, the third largest moon in the entire solar system, orbits Jupiter from about 1.2 million miles away. The rocky ...