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NASA Delays Spacewalk, Citing Space Debris Threat to Astronauts

NASA Delays Spacewalk, Citing Space Debris Threat to Astronauts

Which of these places in the solar system contains the least amount of mass?

Online exhibit adds up the history of mathematics

Online exhibit adds up the history of mathematics

Sky Watch: See Venus, Saturn and Jupiter fall into line

Sky Watch: See Venus, Saturn and Jupiter fall into line

This Fire-Loving Fungus Eats Charcoal, if It Must

This Oceans Invaded Its Neighbor Earlier Than Anyone Thought

Merck says its antiviral pill is less effective in a final analysis.

Your brain on wine, milkshakes and kale juice

This Ink Is Alive and Made Entirely of Microbes

NASA Is Crashing a Spacecraft Into an Asteroid. Here’s How to Watch the Launch.

Which of these is not an extinct relative of elephants?

The Hubble Telescope Checks In With the Most Distant Planets

Under the Sea: Recovering Ancient Treasure

Why Was This Ancient Tusk 150 Miles From Land, 3,000 Feet Deep?

American Medical Association tries to limit who can authorize vaccine exemptions.

A cheap vaccine to protect the old: How and why it might work.

Who should get a booster shot? It depends, Dr. Scott Gottlieb says.

Who should get a booster shot? It depends, Dr. Scott Gottlieb says.

‘Weird, hot, black ice’: Scientists discover new phase of water

‘Weird, hot, black ice’: Scientists discover new phase of water

A Tool Kit to Help Scientists Find the Ultimate Chickpea

No, turkey doesn’t make you sleepy: the science of Thanksgiving feasts

Lunar Eclipse Seen Around the World

Did You Miss the Lunar Eclipse? Here’s What It Looked Like.

Watch Tonight’s Partial Lunar Eclipse, the Longest in 580 Years

Where to Stargaze in the U.S.

You Should See Her in a Crown. Now You Can See Her Face.

Watch a bear wander into a 7-Eleven and casually trigger the hand sanitizer dispenser

Watch a bear wander into a 7-Eleven and casually trigger the hand sanitizer dispenser

Spain’s Silver-Crowned Woman Gains a Face, and a Genetic Legacy

The DNA of Roma People Has Long Been Misused, Scientists Reveal

NASA Astronaut to Be First Black Woman to Join Space Station Crew

A woman’s own body may have cured her of HIV, study finds

A woman’s own body may have cured her of HIV, study finds

Leonids Meteor Shower 2021: Watch It Peak in Night Skies Overnight

A 20-year-old diagnosed with long-term effects of the coronavirus speaks out

A 20-year-old diagnosed with long-term effects of the coronavirus speaks out

Which of the following animals appear to be least susceptible to Covid-19?

A zoo’s three ‘beloved’ snow leopards die of covid-19

A zoo’s three ‘beloved’ snow leopards die of covid-19

NASA greenlights study of tropical storms

NASA greenlights study of tropical storms

For Terminal Patients, the Barrier to Aid in Dying Can Be a State Line

‘Cheeky’ sea lions are returning to New Zealand’s shores - and locals are learning to share the coast

‘Cheeky’ sea lions are returning to New Zealand’s shores - and locals are learning to share the coast

Giant hornet attacks make honey bees 'scream'

Giant hornet attacks make honey bees 'scream'