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NASA’s Don Pettit Shot 220 Days of Amazing Photos From the I.S.S.

NASA just sent a giant balloon around the world in 16 days. Here's why.

Every 4.5 Days, This Black Hole Unleashes Explosive X-Ray Blasts – NASA Finally Explains Why

Identifying pathogens within minutes instead of days - EurekAlert!

Pig Heart Beats for 620 Days – Now It May Help Save Dying Babies

Revealed: Forecasts of greenhouse gas emissions from fossil fuels soar in Trump’s first 100 days

After 100 days of upheaval, what’s next for U.S. science?

The 100 days that shook U.S. science

NASA’s First 100 Days Under Trump: Mars Missions, Moon Landings, and Space Diplomacy

Days After Trump Commits to Seabed Mining, Two Sides Face Off

NASA Soars to New Heights in First 100 Days of Trump Administration

Sausage Dog Rescued After Surviving Solo For 529 Days on Remote Island

SpaceX Falcon 9 rocket launches 1st of 2 planned Starlink launches in 2 days, lands booster at sea (video)

The way the bar-tailed godwit is built enables it to fly for up to 10 days straight with no food or water. In fact, it makes a 7,000 mile trip from Alaska to New Zealand every year!

Just 3 Days of Fatty Food May Damage Aging Brains, Study Warn

Watch Live: NASA Astronaut Don Pettit Returns to Earth on His 70th Birthday After 220 Days in Space

Why Some Animals Live for Only Days and Others Live for Thousands of Years

This Kidney Was Frozen for 10 Days. Could Surgeons Transplant It?

New Study: One or Two Days of Exercise May Offer Similar Health Benefits As Daily Workouts

Just 14 Days of Western Eating Sparks Alarming Health Changes