Migrating bands of magnetic fields on the sun produce 2-year variations in solar activity as strong as those in the more familiar 11-year solar cycle.
We never hear of an official tornado or severe weather outlook for the United States. Here’s why it would be tricky to create one.
No matter what the weather where you are, enjoy these photos from EarthSky friends on Facebook and G+.
The world’s largest particle smasher restarted Sunday after a two-year upgrade.
According to satellite observations, more lightning happens over land than over the oceans, and more often closer to the equator. Check out this map.
Two scientists accidentally discovered pollination in a species of Ephedra is correlated with the full moon. The finding is a first for the plant world.
John Burroughs, one of the first naturalists, was the first to say, “I go to nature to be soothed and healed, and to have my senses put in order.”
The tiny blackpoll warbler completes a nonstop flight across the Atlantic in just two to three days. Amazing!
Happy birthday April babies! Your birthstone, the diamond, is the rich cousin of graphite.