Posts by 

Cristina Ortiz

Whales are the biggest living animals: Lifeform of the week

Whales are not just the biggest animals on the planet, they have smashed other records, too. And they way they communicate and eat ... Wow!

Zebras, beautiful and endangered: Lifeform of the week

Happy International Zebra Day! It's a great opportunity to raise awareness about zebras - best known for their beautiful stripes - and their endangered status.

Ocean sunfish are odd, gentle giants: Lifeform of the week

Because normal is boring, we love this large and odd-looking fish. Read more about ocean sunfish, the gentle giants, and watch a video.

See a year of young moons in this photo composite

A young moon is when a thin crescent appears in the evening sky just after new moon. Enjoy this beautiful composite image of the 12 young moons of 2023.

Geminid meteor shower 2023: Cool photos!

See the best photos of the Geminid meteor shower of 2023 from our talented community of photographers, from all over the world.

Emperor penguins: A report from the Antarctic

EarthSky friend Eliot Herman took a trip to the Antarctic, where he had the opportunity to see emperor penguins. Read his report and enjoy his amazing images.

Deep-sky photos October 2023: Editor’s picks

Enjoy this gallery of the best deep-sky photos of October 2023 from our EarthSky community. If you have a photo to share, send it in. We love to see them!

Bats, a spooky season icon, are our lifeform of the week

Bats might be spooky, but they pollinate flowers, control insect pests, and have inspired scientists to improve human lives in many ways.

Solar eclipse photos keep coming, and they’re awesome

Solar eclipse photos from October 14, 2023, still haven't stopped coming in. Here are a few more great ones! Thanks to all who contributed.

Ants, little but tough: Lifeform of the week

Ants are common insects with unique capabilities. They can harvest, herd, milk, and build amazingly complex and stable underground cities.