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Hummingbirds snooze when energy is low
Some species of hummingbirds undertake long migrations. To save energy, they enter a state of hibernation called torpor. Read more about it here.
January 26, 2025
Marsquakes might explain Mars’ north-south hemisphere differences
Why are Mars' hemispheres so strikingly different? New analysis of marsquakes may have finally offered an explanation for the mysterious 'Martian dichotomy'.
January 24, 2025
A planetary alignment on January 25, 2025?
You've heard the internet rumor of a great planetary alignment on January 25, 2025. So what's true and what isn't? The answers are here.
January 24, 2025
Thousands evacuated as Hughes fire breaks out in LA County
The Hughes fire is currently moving through LA county. It ignited northwest of Los Angeles on Wednesday morning and has spread across more than 10,000 acres.
January 23, 2025
What is the pyrocene? An epoch of human-caused fire
The pyrocene is a newly proposed term to describe a geologic epoch forged by the influence of human-caused fire on Earth.
January 23, 2025
Extreme winds on exoplanet reach 20,000 mph
Astronomers found extreme winds on exoplanet WASP-127b reach 20,000 mph (32,000 km/hr). Read more about these supersonic winds here.
January 23, 2025
M41 is a faint star cluster near bright Sirius
Sirius is easy to find. It's the sky's brightest star. If you have binoculars and a dark location, look near it for the open star cluster M41.
January 23, 2025
Earth’s asteroid mini-moon a chunk of the moon?
Earth had an asteroid mini-moon late last year for 2 months. Now scientists say that the mini-moon was likely a chunk of our moon ejected in an impact.
January 23, 2025
Is super-bright Comet ATLAS G3 disintegrating?
Comet ATLAS G3 might be the brightest comet of 2025. It's wowed Southern Hemisphere viewers. But new reports say it might be starting to disintegrate.
January 22, 2025
Lakes on Mars had ripples! They must have been ice-free
At least some ancient lakes on Mars were ice-free. NASA's Curiosity rover discovered evidence for small wind-blown ripples on the former lakes in Gale crater.
January 22, 2025
