February 21, 2026
2 min read
Add Us On GoogleAdd SciAm
NASA reveals new problem with Artemis II rocket, further delaying launch
Just a day after NASA set a March 6 target date for its upcoming moon mission, the agency’s head announced it will roll…

February 21, 2026
2 min read
Add Us On GoogleAdd SciAm
NASA reveals new problem with Artemis II rocket, further delaying launch
Just a day after NASA set a March 6 target date for its upcoming moon mission, the agency’s head announced it will roll…

For over a century and a half, life expectancy has steadily increased in the wealthiest countries. Spectacular climbs in longevity have been noted in the 20th Century, correlating with the slump in infectious illnesses and advances in…

Watch On
On Episode 198 of This Week In Space, Rod Pyle and Tariq Malik talk with Principal Investigator Dr. Elizabeth “Zibi” Turtle about the Dragonfly mission, its origins,…

Scientists have built a “thermodynamic computer” that can produce images from random disturbances in data, that is, noise. In doing so, they have mimicked the generative artificial intelligence (AI) capabilities of neural networks —…

Detected in 2021, the Amaterasu particle ranks among the most energetic cosmic rays ever observed, carrying an estimated 244 exa-electronvolts. Its apparent arrival from a nearly empty region of space left astronomers perplexed. A new…

This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights.
The Lunar Gateway is planned space station that will orbit the moon. It is part of the NASA‑led…

The arrival of 3I/ATLAS in our solar system spawned multiple proposals for a rendezvous mission to study it up close. As the third interstellar object (ISO) ever detected, the wealth of information direct studies could provide would be…

Men tend to lose the Y chromosome from their cells as they age. But because the Y bears few genes other than for male determination, it was thought this loss would not affect health.
But evidence has mounted over the past few years that when…

Ubeidiya, a prehistoric site in the Jordan Valley, has been dated by researchers to be at least 1.9 million years old, according to a new study from the Hebrew University of Jerusalem, the University of Haifa, and the University of Tulsa.
Continue Reading

by Yvonne Vávra
One by one, they’re disappearing. The ice banks that rose after last month’s epic snowstorm are almost finished collapsing into grimy mounds along the curb. At first, they felt…