For the first time in recorded history, downtown San Francisco was included in a tornado warning as severe storms swept through the city.

It's been earthquake season across the United States in recent weeks. Over the past week or so, we've seen a significant ...

A strong magnitude 6.4 earthquake hit 41 km from Molina, Maule in central Chile, at 8:38 p.m. local time on Friday, December ...

The United States Geological Survey unveiled science strategies to help fight against Chronic Wasting Disease through ...

A 6.4 magnitude earthquake has shaken central Chile but there have been no immediate reports of damage and a tsunami had been ruled out.

A winter storm slammed Maine with several inches of rain and gusty winds Wednesday night and Thursday morning, though the ...

The United States Geological Survey (USGS) detected an earthquake north of Greeneville Tuesday night. According to the USGS, ...

Recent hurricanes and associated flooding may have transported hundreds of nonnative species into Florida and Georgia, ...

Some of the species likely to have spread include the Burmese python, giant applesnail and the Asian swamp eel.

It's long been known as a romantic symbol of Christmas, but the reality is that mistletoe has a darker side to it. For one, ...

United States Antimony is seen as a solution to the China ban, but it needs to work on some things it is missing. Read why ...

Scientists at the Alaska Earthquake Center are monitoring an unusually high number of moderate earthquakes near Adak Island.