How and when did dinosaurs first emerge and spread across the planet more than 200 million years ago? That question has for ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

But in the background is a rather remarkable one-week stretch that occurred in the last week of December. As you have heard a ...

A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them ...

The Chicago area is less than a month into winter, but many residents may be curious on when spring starts later this year.

A once-in-a-lifetime comet is approaching the sun — and it will be visible for the first time in 160,000 years. The comet ...

Cretaceous-era global heat likely caused a genetic split between Northern and Southern Hemisphere lampreys, offering new ...

WHO reports a surge in acute respiratory infections in the Northern Hemisphere, driven by seasonal epidemics of influenza, ...

A celestial event 160,000 years in the making will grace the night sky this week, as Comet C/2024 G3 (ATLAS) makes its rare ...

The discovery of Ahvaytum bahndooiveche, a 230-million-year-old dinosaur in Wyoming, reveals dinosaurs existed in the ...

G3 may be hard to see due to weather patterns and the California wildfires, said Tim Brothers of the Massachusetts Institute ...

On Monday night you may have a chance to witness the moon obscuring the Red Planet at its brightest, as well as a comet’s ...