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
Tonight
Visible planets and night sky guide for June
Marcy Curran
June 20, 2026
Tonight
For all of Earth, longest sunsets around the solstice
Bruce McClure
June 19, 2026
Astronomy Essentials
Space
Does the North Star ever move in the sky?
Editors of EarthSky
June 19, 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
Expect high tides whenever we have a supermoon
The sun and moon, among other things, affect the height of the tides. Expect higher-than-usual tides for a few days following a supermoon.
Deborah Byrd
February 4, 2026
Jacana birds: Walking on water, breaking the rules
Jacana birds glide effortlessly across wetlands, defying both physics and nature's common gender roles. Discover this amazing creature here.
Cristina Ortiz
February 2, 2026
How to photograph snowflakes from Michael Peres
An expert photographer of nature’s beauty on a minuscule scale, Michael Peres offers you tips on how to photograph snowflakes.
Deanna Conners
January 28, 2026
Heiligenschein is the halo around your head’s shadow
Have you ever looked down at your shadow and noticed it looks like you have a bright halo around your head? That's heiligenschein.
Kelly Kizer Whitt
January 28, 2026
Tiger shark mating site identified off Maui
Researchers have identified a tiger shark mating site off Maui. Their study reveals a predictable gathering pattern among the sharks for mating.
Cristina Ortiz
January 26, 2026
Major winter storm set to impact large swath of the U.S.
A major winter storm is affecting millions across the United States. Heavy snow and significant ice is possible starting Friday night. More info here.
Rachel Duensing
January 22, 2026
New clues to woolly rhino extinction found in wolf’s stomach
Scientists found woolly rhino tissue in a 14,400-year-old frozen wolf’s stomach. Genomics suggest these rhinos went extinct rapidly.
Shireen Gonzaga
January 21, 2026
The elephant shrew is a long-snouted speedster
The elephant shrew is a small but clever creature. It survives using speed, memory and keen senses in a world where predators lurk at every turn.
Cristina Ortiz
January 19, 2026
See lightning forms from the traditional to bizarre
Beyond bolts, there are many lightning forms that you might see, including red sprites, blue jets and more. Read about them and see examples here.
EarthSky Voices
January 18, 2026
Arctic air flowing into the southern United States Friday
Arctic air is diving south across the United States, impacting millions of people, even as far south as south Florida! Get the forecast details here.
Rachel Duensing
January 15, 2026
Previous
10 / 424
Next