All About Everything

Search for 'dark energy' could illuminate origin, evolution, fate of universe

"HETDEX has the potential to change the game," said Associate Professor of Astronomy and Astrophysics Donghui Jeong. Dark energy and the expanding universe. Today there is consensus among astronomers that the universe we inhabit ...

The youngest exoplanet found by the Hubble telescope is the size of Jupiter (and still growing)

Far out in the constellation Centaurus, Hubble has spotted a planet still coming together. The young gas giant exoplanet, designated PDS 70b, is "just" 5 million years old, Hubble scientists said. While ...

The Eta Aquarid meteor shower of 2021 peaks this week. Here's how to see it.

Halley's Comet made its last pass through the inner solar system in 1986 and is not due back until the summer of 2061. Nonetheless, each time Halley sweeps around the sun, it leaves behind a dusty trail — call it "cosmic litter" — that ends up trailing behind the ...

Rocket debris from China's space station launch is falling back to Earth — but where?

A large Chinese rocket is set to make an uncontrolled reentry back into Earth's atmosphere, but it is not yet clear exactly where or when the debris will hit our planet. China's Long March 5B rocket is "unpredictably" falling back to Earth after launching a part of ...

Hubble spies rare giant star battling against self-destruction

CNN

CNN

It's called one of the most photogenic galaxies: The Sombrero Galaxy looks like the giant broad rim of a Mexican hat sitting out among the stars. It can be spotted using a small telescope. It's about 28 million light years from Earth. Show Caption. 17 of 31.

Chinese company claims to be working on a Starship-like rocket

"The promotional animation of 'One-Hour Global Arrival in Space Transportation System' of the First Academy of Aerospace Engineering, compare? This afternoon was recorded from [2021 Chinese Astronomy Day] Booth of China Academy of Launch Vehicle ...

Mid-latitude glaciers on Mars could supply water to human explorers

According to new research conducted with support from NASA's Jet Propulsion Laboratory (JPL), the region shows signs of glaciers and glacier activity. These findings could prove very useful for the future human landings and exploration of Mars, not to mention ...

UAE Hope Mars orbiter: The Arab world's first interplanetary mission

The Hope Mars Mission, also called the Emirates Mars Mission, is the first uncrewed, interplanetary satellite spearheaded by the United Arab Emirates (UAE). In fact, the Hope satellite is the first planetary science mission led by an Arab-Islamic country.

Northern Red Sea corals pass heat stress test with flying colors

Even under the most optimistic scenarios, most of the coral reef ecosystems on our planet—whether in Australia, the Maldives or the Caribbean—will have disappeared or be in very bad shape by the end of this century. That's because global warming is ...

Helen Murray Free Dies at 98; Chemist Developed Diabetes Test

The New York Times

The New York Times

She and her husband invented a dip-and-read paper strip that greatly simplified the diagnosis of the disease and paved the way for home test kits.