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Are there liquid water brines on Mars? New study casts doubt
Scientists have hypothesized how liquid water brines on Mars could occur. A new study, however, suggested it's more unlikely than previously thought.
December 29, 2024
Parker Solar Probe survived its close brush with the sun!
The Parker Solar Probe reported back after "touching the sun" on December 24. It’s in good health and operating normally.
December 27, 2024
Io’s raging volcanoes are self-powered
Does Jupiter's moon Io have a global subsurface magma ocean? A new study said no, and that Io's raging volcanoes are self-powered with their own magma pools.
December 26, 2024
The Boxing Day tsunami 20-year anniversary
The 20th anniversary of the Indian Ocean Boxing Day tsunami is December 26, 2024. The event was one of the deadliest natural disasters in recorded history.
December 26, 2024
Exoplanet TRAPPIST-1 b might have a hazy atmosphere
Does exoplanet TRAPPIST-1 b have an atmosphere? A new study said it either has a hazy atmosphere or is geologically active, with volcanoes or plate tectonics.
December 24, 2024
Why does an evergreen tree have a pyramid shape?
Those who admire the pyramid shape of an evergreen tree might enjoy knowing that its shape has evolved in response to wind, snow, and light.
December 24, 2024
Wild weather: Best satellite imagery of 2024
Enjoy our 12 favorite pieces of satellite imagery from the past year, from historic hurricanes to a total solar eclipse. Thank you, GOES satellites!
December 23, 2024
Orphaned bonobos can develop social skills and empathy
According to a new study, orphaned bonobos can overcome trauma and develop the social skills typical of the members of that species, gender and age.
December 23, 2024
See the top 10 stories of 2024 from EarthSky
Here are the top 10 stories of 2024. We had a busy year with asteroids hitting Earth's atmosphere, dinosaur tracks, cicadas and more!
December 22, 2024
ESA’s 2025 calendar: Best of Hubble and Webb
The European Space Agency has announced its 2025 calendar, featuring the best images from Hubble and Webb from the past year. And it's free for you to download!
December 22, 2024
