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Will You Be Able to See the Northern Lights This Weekend?

Sky Watch: November’s treats include a partial lunar eclipse and that sweet extra hour of sleep

Sky Watch: November’s treats include a partial lunar eclipse and that sweet extra hour of sleep

Endangered California Condors Can Reproduce Asexually, Study Finds

They never forget a face. Research delves into how ‘super-recognizers’ can do this.

Testing your gut microbiome: Is it worth it?

They never forget a face. Research delves into how ‘super-recognizers’ can do this.

Testing your gut microbiome: Is it worth it?

What is the gut microbiome?

Weather Delays SpaceX Launch of Crew-3 Astronauts for NASA

Fossilized charcoal shows once-temperate Antarctica was often hit by wildfires

Why Some Strawberries Turn a Ghostly Shade of White

Antidepressant drug shows promise in treating covid-19, study finds

How Did Elephants and Walruses Get Their Tusks? It’s a Long Story.

Mihaly Csikszentmihalyi, the Father of ‘Flow,’ Dies at 87

To Err Is Human; To Mistakenly Bite Is Baby White Shark

Merck will share its formula for its Covid pill with 105 poor countries.

Leaky Space Toilets: SpaceX’s Latest Engineering Problem

How to Map a Fly Brain in 20 Million Easy Steps

Jeff Bezos’ Rocket Company Wants to Build a Space Station

Madagascar’s Got Talent: Lemurs That Sing With Rhythm

Behold, the Worm Blob and Its Computerized Twin

Covid vaccinations for children 5 and up could begin next month, Dr. Fauci says.

Ancient beaver the size of a black bear may become Minnesota’s state fossil

NASA Plans February Moon Launch With Giant Rocket

Seeing a Future for Astronauts With Disabilities on a Zero-Gravity Airplane Flight

Dinosaurs May Have Been Socializing Nearly 200 Million Years Ago

Lights in Midwest Skies Were Likely a Dying Russian Military Satellite

N.I.H. Letter on EcoHealth Alliance’s Late Study Filings

A bat research group failed to submit virus studies promptly, the N.I.H. says.

Bat Research Group Failed to Submit Virus Studies Promptly, N.I.H. Says

Object Streaks Across Midwestern Skies

Here’s a closer look at the science behind mixing and matching Covid vaccines.

Fearsome Dinosaur That Stalked Australia Was a Timid Plant Eater

The Horse You Rode In On May Have Been Made in Southern Russia

Orionids Meteor Shower 2021: Watch It Peak in Night Skies

The Gates Foundation pledges $120 million to help get Covid pills quickly to poor countries.

Vikings Were in the Americas Exactly 1,000 Years Ago

Ancient-DNA Researchers Set Ethical Guidelines for Their Work

Boeing Deepens Probe Into Astronaut Capsule Woes, Prompting More Delays

Can Skeletons Have a Racial Identity?

Conviction in a Former Playground for Kingpins Could Save African Wildlife

How a Nuclear Bomb Could Save Earth From a Stealthy Asteroid

Anni Bergman, Therapist Who Listened to Children, Dies at 102

Will new Covid treatments be as elusive for poor countries as vaccines?

Russian Film Crew Wraps Space Station Shoot and Returns to Earth

Short on staff, some U.S. hospices are asking new patients to wait.

Bumblebee’s declining population, other ills may put it on U.S. endangered list

Bumblebee’s declining population, other ills may put it on U.S. endangered list

To Learn Bees’ Secrets, Count Them One by One