Science
Engineers Want to Make Methanol by Pulling Carbon Right Out of the Air
Methanol is one of our most extensively used raw materials. It's used as a solvent, a pesticide, and in combination…
Mini-Subs Could One Day Ply the Seas Under Europa’s Ice
The most promising places to look for life in the Solar System are in the ocean moons Europa and Enceladus.…
How Can We Bring Down the Costs of Large Space Telescopes?
We're all basking in the success of the James Webb Space Telescope. It's fulfilling its promise as our most powerful…
Lucy Has its First Asteroid Target in the Crosshairs
NASA's Lucy spacecraft launched almost one year ago, in October of 2021. Its journey is an ambitious one, and long.…
As Night Falls, India’s Lunar Lander/Rover Goes to Sleep. Probably Forever
India's Chandrayaan-3 mission delivered its Vikram lander and Pragyan rover to the lunar surface on August 23rd. Now, as the…
Dr. Tracy Becker Honored with 2023 Carl Sagan Medal for Science Communication
This year’s prestigious Carl Sagan Medal, also known as the “Sagan Medal” and named after the late astronomer, Dr. Carl…
This Distant Galaxy Cluster is Totally Relaxed, Unharassed for a Billion Years
In the span of a human lifetime, much of the Universe seems unchanging. But that's an illusion; things are always…
Afghanistan Students for the International Olympiad in Astronomy & Astrophysics Need Your Help
The 16th International Olympiad on Astronomy and Astrophysics (IOAA) will be held this year in Silesia, Poland on August 10-20,…
If There Were a War in Space, Debris Would Destroy all Remaining Satellites in About 40 Years
On one particular day in 2021, astronauts and cosmonauts aboard the ISS must have felt a pin-prick of fear and…
Light Pollution is Out of Control
Concern over global light pollution is growing. Astronomers are noticing its growing effect on astronomical observations, just as predicted in…