Earth
Do birds have accents? Regional differences in birdsong
Do birds have accents? Yes. From individual to geographical variation, here's why birds of the same species don't always sound the same.
Astronomy Essentials
Tonight
Visible planets and night sky guide for May
Visible planets and night sky guide. Tomorrow before dawn, look for the 3rd quarter moon among the stars of Capricornus the Sea-goat.
Sun

Sun news: Bam! M flare fires from far side

Sun news for May 8, 2026: M2.6 flare fires from the far side! Powerhouse AR4419 may be returning. M-flare odds jump to 45%. X-flare odds at 10%.
Earth

2025 Alaska megatsunami shows need for warning system

A 2025 Alaska megatsunami sent a 1,580-foot wave of water up a fjord. It revealed the need for a landslide-triggered tsunami warning system.
Earth

Von Kármán vortices are mesmerizing, swirling clouds

See von Kármán vortices - mesmerizing, swirling pattern of clouds - in these satellite images. These clouds form when the wind hits a barrier like a mountain.
Spaceflight

NASA releases 12,000 Artemis pics! See our faves here

NASA has released more than 12,000 Artemis pics to the public. See some of our favorites here and find out how to access them yourself!
Earth

Why are scorpion stings so painful? Metal stingers!

Metal-tipped stingers and pincers could explain why scorpion stings and pinches are so painful. A new study has explored this amazing feature in more detail.
Earth

What is a derecho? And when is derecho season?

Derechos are fast-moving, widespread wind storms that can produce wind gusts of hurricane-force. Derecho season is during warm months of the year in the U.S.
Space

Over 10,000 new exoplanet candidates revealed!

Using data from the TESS space telescope, astronomers have discovered over 10,000 new exoplanet candidates. That's an unprecedented number for a single survey.
Clusters Nebulae Galaxies

Meet Omega Centauri, a giant globular star cluster

Omega Centauri is the Milky Way's largest globular star cluster. It contains about 10 million stars. Find out how to see this beautiful behemoth here.