Eleanor Imster

A rare ozone hole is open over the Arctic

Since March 14, ozone over Earth’s Arctic has decreased to what’s normally considered ‘ozone hole levels.’ Scientists expect this year’s Arctic hole – the largest ever seen over the Arctic – to close again around mid-April 2020.

International team discovers 3 new species of flying reptiles

The new fossil discoveries provide clues about flying, spike-toothed reptiles that lived in the Sahara 100 million years ago.

Was this the ancestor of all animals?

Geologists say the worm-like creature – about the size of a grain of rice – is the 1st ancestor on the family tree that contains most animals today, including humans.

Watch 2 penguins explore closed Chicago aquarium

You’ll love this video of a couple of penguins openly exploring Chicago’s Shedd Aquarium, closed due to COVID-19.

Explore the universe from home

Explore NASA’s online activities, e-books, podcasts and other content.

Blue ball with white swirls.

And now, a word from Juno at Jupiter

Juno arrived at Jupiter in 2016. It’s in a 53-day orbit around the planet. Close sweeps past the planet are called “perijoves” (peri means “near”). Here are some spectacular images from the most recent sweep, Perijove 25, in February.

Curiosity rover on Mars snags highest-resolution panorama yet

This just in … a new super-cool composite from Curiosity on Mars. The panorama contains more than 1,000 images taken last Thanksgiving and assembled over the past few months … 1.8 billion new pixels of Martian landscape!

a birg dinosaur and 3 smaller dinosaurs.

Eggshells support idea that dinosaurs were warm-blooded

Were dinosaurs warm-blooded or cold-blooded? According to a new study that analyzed the chemistry of dinosaur eggshells, the answer is “warm.”

Want to be an astronaut? Apply now!

For the first time in more than 4 years, NASA is now accepting applications for future astronauts. Aspiring moon to Mars explorers have until March 31 to apply.

Magenta and blue splotches on a black background.

Astronomers detect biggest explosion in history of universe

Scientists studying a distant galaxy cluster have discovered the biggest explosion seen in the universe since the Big Bang.