Sign Up for Our Amazing Newsletter!
A daily update by email. Science news, great photos, sky alerts.
Your email address will only be used for EarthSky content.
Privacy Policy
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
EarthSky
One Earth. One Sky. EarthSky.
Tonight
Space
Earth
Human World
Best Places to Stargaze
EarthSky Community Photos
About
Store
Donate
Contact Us
Subscribe
Tonight
Tonight
Brightest Stars
Astronomy Essentials
Moon Phases
Clusters Nebulae Galaxies
Favorite Star Patterns
Constellations
Astronomy Essentials
Human World
Halloween is an astronomy holiday. It’s a cross-quarter day
Bruce McClure
October 30, 2026
Astronomy Essentials
Tonight
Visible planets and night sky guide for October and November
Marcy Curran
October 30, 2026
Brightest Stars
Algol the Demon Star, named for its strange behavior
Editors of EarthSky
October 29, 2026
Space
Sun
Earth
Human
Human
Spaceflight
Best Places to Stargaze
Community Photos
View Community Photos
Trending
Submit a Photo
About
Store
Donate
Home
/
Categories
/
Category: Earth
Ghostly white animals: What’s the cause?
Happy Halloween! They might look ghostly, but white animals are not ghosts. Here's the science behind why some creatures lose their color.
Deanna Conners
October 30, 2026
Could the Taurid meteors bring a risk of airbursts in 2026?
A researcher says the Taurid meteor shower could bring an increased risk of an airburst in 2026. But these Halloween fireballs are based on 2 big IFs.
Kelly Kizer Whitt
Deborah Byrd
October 30, 2026
The enormous oarfish could inspire new ways to explore the ocean
The giant oarfish has a remarkable fin that could inspire quieter underwater robots and open new possibilities for ocean exploration and conservation.
Cristina Ortiz
October 29, 2026
Goblin sharks, ghost crabs and vampire bats, oh my!
Goblin sharks, ghost crabs and vampire bats: how did these spooky-sounding animals get their names? Learn about them here.
Deanna Conners
October 28, 2026
Lake Powell rises more than 10 feet after heavy rains
After heavy rains in October, Lake Powell has risen more than 10 feet. But it still has a long way to go to recover from decades of drought.
Kelly Kizer Whitt
October 27, 2026
It’s official! Chiricahua is now the 64th US national park
On October 20, 2026, Chiricahua National Park in the southeastern corner of Arizona became the U.S.'s 64th national park.
Kelly Kizer Whitt
October 21, 2026
New clues to how infectious fungus Candida auris resists antifungals
Scientists have identified new resistance mechanisms used by the fungus Candida auris, paving the way for advances in antifungal treatments.
Cristina Ortiz
October 20, 2026
New dinosaur species identified from fossil stashed in drawer for a century
Researchers identified a new dinosaur species from a fossil on Isle of Wight in the UK. The carnivorous dino would have been as tall as a human.
Kelly Kizer Whitt
October 18, 2026
US winter weather outlook: What will El Niño bring?
NOAA's winter winter outlook says El Niño will bring a warm and wet winter for much of the U.S.
Rachel Duensing
October 16, 2026
Amazon wildfires hide another threat to the rainforest
Amazon wildfires are weakening the rainforest’s ability to absorb carbon, as ozone pollution damages trees that survive the flames.
Cristina Ortiz
October 12, 2026
1 / 429
Next