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Ancient rocks hold proof of Earth's magnetic field. Here's why that's puzzling
By Keith Cooper published
Earth's ancient magnetic field appears to have had a strength similar to what we see today, and it may have protected ancient life from harmful cosmic radiation.
Japan's SLIM moon lander defies death to survive 3rd frigid lunar night (image)
By Robert Lea published
Japan's SLIM lunar lander has now survived three week-long nights on the moon, braving temperatures as low as minus 274 degrees Fahrenheit, despite not being designed to last one!
What is the moon phase today? Lunar phases 2024
By Tariq Malik last updated
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2024.
Earth got hammered by cosmic rays 41,000 years ago due to a weak magnetic field
By Robert Lea published
Earth's magnetic shield weakened around 41,000 years ago, resulting in increased bombardment of our atmosphere by energetic charged particles called cosmic rays.
Earth's weird 'quasi-moon' Kamo'oalewa is a fragment blasted out of big moon crater
By Robert Lea published
Scientists turned into cosmic crime scene investigators to reconstruct the impact that sent Earth's "quasi-moon" Kamo'oalewa rocketing from the lunar surface millions of years ago.
Watch 4 solar flares erupt from the sun at nearly the same time in extremely rare event (video)
By Daisy Dobrijevic published
The quadruple eruption was captured by NASA's Solar Dynamics Observatory.
Pluto's heart-shaped scar may offer clues to the frozen world's history
By Rahul Rao published
How Pluto's Sputnik Planitia formed remains unknown, but researchers have imagined a body about the size of Switzerland crashing into Pluto at a shallow angle.
Earth Day 2024: Witness our changing planet in 12 incredible satellite images
By Meredith Garofalo published
To commemorate Earth Day, enjoy these 12 NOAA satellite images that showcase the different ways this critical technology helps scientists keep an eye on our planet.
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