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The Caspian Sea – Earth’s largest inland sea – is shrinking
A new study finds the shrinking Caspian Sea is due to a combination of human activity and climate change. A major factor is less inflow from the Volga River.
June 25, 2026
Why aren’t the hottest days on the solstice?
June solstice 2026 is the longest day for us in the Northern Hemisphere, but the hottest days for the northern Earth are still to come. Why is that?
June 24, 2026
Mammatus clouds are ominous and beautiful
Mammatus clouds look like bubbling, low-hanging clouds. They're often associated with thunderstorms. Learn more about them and see photos here.
June 24, 2026
Pinocchio frogs seem straight out of a fairy tale
Pinocchio frogs use their extending noses for courtship displays, blending fairy-tale looks with real rainforest survival strategies.
June 22, 2026
Midwest tornadoes possible today, flash floods across Gulf?
Tornadoes, large hail and damaging winds are expected in the U.S. Midwest on Wednesday, while a tropical system could bring flash floods across the Gulf Coast.
June 17, 2026
Dinosaur-killing asteroid created an abode for life
Scientists have new evidence that the dinosaur-killing asteroid that struck Earth created a hydrothermal habitat that lasted for 8 million years.
June 16, 2026
Glowworms turn cave ceilings into underground starscapes
Glowworms turn dark New Zealand caves into beautiful starscapes all year round. They use their elegant but deadly displays to trap their prey.
June 15, 2026
Kilauea spawns a volcanic tornado, or volnado! See it here
On June 14, 2026, the Kilauea volcano in Hawaii produced a volnado, or volcanic-generated tornado. See videos of it here and check out the live cam.
June 15, 2026
Severe weather threat upgraded today for Midwest
Severe weather is expected Thursday across the Midwest and Great Lakes region. Tornadoes, destructive wind and large hail are possible.
June 11, 2026
What is airglow? This glowing light is not an aurora
Airglow is a light that occurs high in Earth's atmosphere. It's usually too dim to see with the eye, but photographers can capture glorious photographs of it.
June 11, 2026
