After off-duty Alaska Airlines pilot is accused of crash attempt, an air safety expert weighs in on how airlines screen their pilots-Grayson Preston

That Weird Link Between Sense of Smell And Death Risk Continues to Defy Explanation

This 40-Word Letter to NASA Started Sally Ride's Journey as The First American Woman in SpaceWe Just Found 2 of The Most Earth-Like Exoplanets Yet, Only 12.5 Light Years Away

After off-duty Alaska Airlines pilot is accused of crash attempt, an air safety expert weighs in on how airlines screen their pilots

Mars' Mysterious, Intense Dust Storms Appear to Be Cyclical – Just Like Earth's WaterAstronomers Have Spotted a New Crater on Mars That's Like Nothing They've Ever SeenA New Instrument Is Actively Searching For More Planets Around Alpha Centauri

After off-duty Alaska Airlines pilot is accused of crash attempt, an air safety expert weighs in on how airlines screen their pilots

This Incredible Orbit Map of Our Solar System Makes Our Brains AcheCassini's Breathtaking Final Images Reveal Never-Before-Seen Shapes in Saturn's Rings

After off-duty Alaska Airlines pilot is accused of crash attempt, an air safety expert weighs in on how airlines screen their pilots

This Was Opportunity Rover's Final Image, Sent One Year Ago

We Have a Problem With The Purported Stellar Source of Earth's GoldMuscles Thought to Be Exclusively Human Have Just Been Found in Apes

There's a Wild Conspiracy Theory on Hitler's Death, And It's Finally Been DebunkedIf a Nuclear Bomb Explodes, Government Officials Will Probably Use These Scripts to Calm You Down

Scientists Have Found The 'Holy Grail of Shipwrecks' And Up to $17 Billion in TreasureNeuroscientists Have Cracked The Science of Michael Jackson's Gravity-Defying Dance Move

Author:Umwelt