(AP) -- A rocket carrying a top-secret payload blasted off Tuesday from the California coast.
Milky white chemical clouds were briefly visible in much of the night sky along the Eastern seaboard on Tuesday after NASA launched a series of rockets to study the jet stream at the edge of the earth's atmosphere.
(AP) -- NASA is again rescheduling the launch of five rockets from Virginia due to bad weather.
(AP) -- Tornado season is starting, but don't ask meteorologists how bad it will be this spring and summer.
(AP) -- With the month of March looming, tornado chasers are already watching the Southeast as a nasty storm brews with the potential to spin off a batch of tornadoes.
Growing up in rural northwest Ireland, beyond the reach of city lights, Gregg Hallinan fell in love with the night sky. "When you didn't have bad weather, and you didn't have clouds, the skies were nothing short of spectacular," ...
Two Australian adventurers have made Antarctic history by becoming the first team to travel unaided to the South Pole and back, surviving three months of "extreme hardship", they said on Friday.
When a powerful blizzard ripped through North Dakota last winter, hundreds of drivers were stranded as white-out conditions shuttered interstates spanning the state. Snow whipped up by wind marred the lines between pavement ...
Beijing authorities said they had met their target of "blue sky" days for 2011, amid growing public criticism that officials are underplaying the pollution problem in the Chinese capital.
Apple's iPad has been cleared for use by American Airlines pilots during takeoff and landing in a move that could make bulky flight bags crammed with manuals and charts a thing of the past.