Brave New Worlds
Fourteen years ago, we only knew of one solar system in the universe — our own. Since then, scientists have discovered about a hundred planets orbiting […]
Brave New Worlds Continue reading »
Fourteen years ago, we only knew of one solar system in the universe — our own. Since then, scientists have discovered about a hundred planets orbiting […]
Brave New Worlds Continue reading »
Every year, deforestation, fossil fuel combustion, and other human-related activity pumps six billion metric tons of carbon dioxide into our atmosphere. About half of this
Slowing Sinks Continue reading »
Every year, human activities result in 7 billion tons of carbon released into Earth’s atmosphere. Scientists, like Ranga Myneni at Boston University, are trying to
Greening Earth Continue reading »
“Sometimes when the wind is strong, it howls, and other times it doesn’t. I was wondering what makes the wind howl?” Well, in some ways,
What makes the wind howl? Continue reading »
In the stormy North Atlantic — about three kilometers or two miles off the coast of Massachusetts — the U.S. Navy has built a tower
A lake might experience what scientists call “overturning” twice a year — in the fall and spring. In the fall, the surface of a lake
Why do lakes “turn over” periodically? Continue reading »
“This time of year in the mountains . . . there are still patches of snow that haven’t completely melted off. On some of these
“Shouldn’t people who live on islands in the Pacific be worried about . . . rising sea level . . .?” Scientists believe that global
Low Islands Continue reading »