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Ancient lake on Mars? Rover finds strong new evidence
NASA's Curiosity rover has found yet more evidence for an ancient lake on Mars. Metallic minerals in preserved rock ripples provide the clues.
April 28, 2026
Save the Frogs Day is today, Tuesday, April 28
Save the Frogs Day - a global amphibian conservation effort - is today, Tuesday, April 28, 2026. Amphibian health is an important marker of ecosystem quality.
April 28, 2026
The biggest US supervolcanoes you’ve never heard of
Two of the biggest US supervolcanoes erupted millions of years ago, and you’ve probably never heard of them: Wah Wah Springs and La Garita.
April 28, 2026
Jan Oort birthday and discovery of the Oort Cloud
Dutch astronomer Jan Oort was born on April 28, 1900. He visualized a vast reservoir of icy comets on the fringes of our Solar System, which now bears his name.
April 28, 2026
Severe weather outbreak today for Midwest
See the areas under threat of severe weather Monday here. Stay up to date with your local forecast and have multiple ways to receive vital weather warnings.
April 27, 2026
A disabled parrot becomes the alpha male of his group
Bruce the disabled parrot has risen to alpha status among his peers. Bruce does not have an upper beak, yet he excels with a unique beak-jousting tactic.
April 27, 2026
Interstellar comet 3I/ATLAS born in a cold environment
The chemistry of water in interstellar comet 3I/ATLAS indicates that its home star formed in colder conditions compared to that of our sun.
April 26, 2026
New organics on Mars raise questions about life
NASA's Curiosity rover has identified the most diverse collection of organics on Mars ever found. They include some organics never seen before.
April 26, 2026
Slow solar wind is oddly fast, says Proba-3
Early data from the Proba-3 spacecraft has revealed that slow solar wind travels much faster than expected in the sun's inner corona.
April 26, 2026
Crater the Cup sits upon Hydra the Snake’s back
Crater the Cup is a dim constellation that sits on the back of Hydra the Water Snake. You can see Crater best on March, April and May evenings in a dark sky.
April 26, 2026
