As you check your local weather forecast today, give a nod to Albert J. Myer, born on this date in 1828, who helped to establish the US National Weather Service.

Two beautiful fogbow photos taken in September

June through August 2019 was the Northern Hemisphere’s hottest summer on record, tied with 2016. Meanwhile, in the Southern Hemisphere, the same period marked the 2nd-warmest winter in the 140-year record.

Could a collision between 2 asteroids millions of miles away cause an ice age on Earth, some 460 million years ago? A new study of earthly rocks and sediments - plus micrometeorites that fell in Antarctica - suggest it's possible.

September 22 is the equinox. The word means "equal night." Days and nights are nearly equal now at the equinox, but not quite. Here's why. Also, we've got a new word for you, "equilux." It's the word for when day and night are, in fact, equal.

Why is the internet so chock-full of stories about asteroids on a collision course with Earth? At this rate, we should have been obliterated many times over already. Here comes the newest scare story: asteroid 2007 FT3. No, it won't hit us, either.

Last month, rafts of pumice, spewed from an undersea volcano and spanning an area about the size of Washington, D.C., appeared in the South Pacific.

Astronaut teams practice living and working on the moon in the pool at at NASA’s Neutral Buoyancy Lab.

Loki, the largest volcano on Jupiter's moon Io, erupts on a more or less regular schedule. Planetary scientists are predicting an eruption this month. Here's what we know.

Cassini data suggested that Saturn's rings were only 10 to 100 million years old. A new study suggests that a "ring rain" onto Saturn makes the rings look younger than they really are, and that in fact Saturn's rings date back billions of years.