What is space weather?

What is space weather?

What is space weather? Space weather describes the conditions in space that affect Earth and its technological systems. Space weather

Why are clouds white?

Why are clouds white?

Why are clouds white? Photograph of Cumulus clouds in fair weather taken by Michael Jastremsk Clouds are made of water and clean water

Is humid air heavier than dry air?

Is humid air heavier than dry air?

Is humid air “heavier” than dry air? Hit a home run! Broadcasters of baseball games in mid-summer commonly suggest that the air

What are the northern lights?

What are the northern lights?

What are the northern lights? Aurora Borealis over Iceland, by Moyan Brenn The northern lights, also called aurora borealis, are an

What is a landspout tornado?

What is a landspout tornado?

What is a landspout tornado? Landspout tornado over Hale County in Texas (NOAA). “Landspout” is slang for a tornado that, unlike

What are growing degree days?

What are growing degree days?

What are growing degree days? The Growing Degree Day, or GDD, is a heat index that can be used to predict when a crop will reach

Is global warming real?

Is global warming real?

Is global warming real? Image: NASA Over the past two decades, the global average surface temperature has increased noticeably. This

Do tides and seiches occur on lakes?

Do tides and seiches occur on lakes?

Do tides and seiches occur on lakes? NOAA Tides are changes in water level caused by the gravitational pull on water by the moon and,

How does hail form?

How does hail form?

Hail is precipitation in the form of large balls or lumps of ice that grow in thunderstorms and other severe convective storms. More »

How much water is in the atmosphere?

How much water is in the atmosphere?

How much water is in the atmosphere? Water is an exceptionally interesting chemical with many important implications for life on Earth