Latest articles by Nola Taylor Redd
Geoengineering Earth's Atmosphere: How It Could Affect Astronomy
Creating clouds in the sky or redirecting sunlight to bring down the Earth's temperature could have an effect on astronomy.
Weird Red Spot on Pluto Moon Explained
Pluto may be sharing its atmosphere with its largest moon, Charon, creating the visually striking red spot at the satellite's north pole.
Galaxy Stirring Revealed by Doomed Japanese Spacecraft
Before it died, Japan's Hitomi satellite revealed surprising insights about how black holes stir up gas inside enormous collections of galaxies.
Saturn Moon Enceladus' Plumes May Resemble Earth's 'Lost City'
Saturn's intriguing moon Enceladus could resemble Earth's Lost City, a network of hydrothermal vents in the Atlantic Ocean where life survives despite cold and darkness.
E.T. Phones Earth? 1,500 Years Until Contact, Experts Estimate
Aliens may be mediocre just like Earthlings, which could explain why humanity hasn't heard from advanced civilizations yet.
Alien Life? Radiation May Erase Mars, Europa Fossils
Radiation from beyond the solar system may destroy any organic fossils lying on the surface of Mars or Jupiter's icy moon Europa.
Tornado Facts: Causes, Formation & Safety
These violent storms wreak havoc and cost lives. They can occur anywhere at any time.
Not So Fast: Discovery of Radio Burst Source May Be Flawed
A paper published Feb. 24 claiming to have located the source of a mysterious type of energetic radio burst may have a fatal flaw, some scientists say.
Palm-Size Satellites Could Hunt for New Alien Worlds
Tiny satellites could hitch a ride into orbit and spot alien worlds from afar, new research suggests.
Traces of the First Stars in the Universe Possibly Found
An enormous gas cloud in the early universe has a very small amount of the heavy elements that would form in later stellar generations, suggesting that it was "polluted" by the very first stars.
Advanced Alien Civilizations Could Live in Globular Star Clusters
Once life gets started in dense stellar groups, it could quickly go interstellar, thanks to old stars and close neighbors.
Cosmic Lightsaber Slices Through Clouds in Awesome New Image
A cosmic lightsaber, trillions of miles long, slices through the dark clouds of dust and gas that surround it in a new image captured by NASA's Hubble Space Telescope.
Mars May Become a Ringed Planet Someday
Mars may one day have rings like Saturn's, if the Red Planet manages to completely crush its innermost moon, Phobos.
Could Liquid Lakes Form on Mars Today?
A sudden spurt of liquid water on Mars could potentially create deep lakes today, new research suggests.
An Ocean Flows Under Saturn's Icy Moon Enceladus
A slight wobble in the orbit of Saturn's moon Enceladus can only be explained by a global ocean beneath its crust.
