Life Needs Sunlight — and That Could Change Where We Look for Aliens By Meghan Bartels published 2 August 18 With every new exoplanet discovered, the same question arises: Could this world host life? That capability requires so much more than liquid water.
This Scale Ranks Extraterrestrial-Life Discoveries, Grounding Overblown Headlines By Meghan Bartels published 2 August 18 A team of researchers pursuing the search for extraterrestrial intelligence has decided to revive a scale meant to ground alien-detection alerts in reality.
Longest Lunar Eclipse of the Century Dazzles Skywatchers By Meghan Bartels published 28 July 18 The 21st century's longest total lunar eclipse entranced skywatchers around the globe today (July 27).
Who Discovered Mars, Anyway? A Look Back at the History of the Red Planet By Meghan Bartels published 27 July 18 Just because we'll never be able to give one sharp-eyed human a name doesn't mean there's nothing interesting to learn about the history of observing Mars.
Rare (Adorable) Asteroid Twins Discovered Near Earth By Meghan Bartels published 15 July 18 Surprise — it's twins! A near-Earth asteroid called 2017 YE5 turns out to be two separate rocks.