Tornadoes rated EF5 are inconceivable. They raze the Earth with winds exceeding 200 mph, sweeping foundations bare and peeling the bark off trees. Some pry pavement off roadways, scouring into the ...

A deadly tornado that tore across southeastern North Dakota this summer has been upgraded to an EF5 with winds topping 200 mph (322 kph), the strongest classification of tornado and the first ...

Scientists now know that bumblebees can process time, which is a first in insects. (Source: MGN, CNN Newsource, Pixabay, Courtesy: USDA - Scott Bauer, Andy Michael / CC BY 2.0) ...