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Jeff Bezos’ Rocket Company Accused of Toxic Culture and Safety Issues

A Strange Comet Erupted 4 Times in a ‘Super Outburst’

A man awoke to a bat on his neck and declined a vaccine. Weeks later, he died of rabies.

The World’s Deadliest Bird Was Raised by People 18,000 Years Ago

This May Be the First Planet Found Orbiting 3 Stars at Once

Volcanic Eruptions Helped Dinosaurs Dominate Planet Earth

Boosters for Moderna and Johnson & Johnson vaccine recipients weren’t up for debate during a C.D.C. panel.

Ancient Footprints Push Back Date of Human Arrival in the Americas

Quotation of the Day: Pressure Grows on U.S. Companies to Share Covid Vaccine Technology.

A Tour of China’s Future Tiangong Space Station

What a Fungus Reveals About the Space Program

Where NASA Will Send Its First Robotic Moon Rover to Search for Ice

How to Vaccinate a Siberian Reindeer Herder

The F.D.A. is likely to make its long-awaited decision on boosters this week.

Inspiration4 Civilian Crew Returns to Earth After 3 Days in Orbit

Inspiration4 Astronauts Beam After Return From 3-Day Journey to Orbit

Inspiration4 mission raises $160 million in donations to St. Jude Children’s Research.

If you want to go to orbit, get ready to train like a real astronaut.

Why space health researchers are looking forward to more private space travelers.

SpaceX astronauts will get a health check after splashdown.

The Inspiration4 flight showed space tourism’s potential and limitations.

Are water landings from space safe?

How dangerous is re-entry to Earth’s atmosphere?

This is the schedule for the landing sequence.

Where did the astronauts go?

How the Inspiration4 crew spent 3 days aboard a capsule slightly bigger than a minivan.

Coming up soon: The astronauts return to Earth.

When will the astronauts return?

Look back at the launch of the Inspiration4 mission.

What will happen during the landing?

Coming up soon: The astronauts return to Earth.

Upcycling food waste onto our plates is a new effort. But will consumers find it appetizing?

Upcycling food waste onto our plates is a new effort. But will consumers find it appetizing?

Who were some earlier orbital tourists?

During Day 2 in orbit, the astronauts gave hints at their lives in space.

Who’s going to orbit next?

When will the astronauts return?

SpaceX’s large cupola gave the astronauts, and us, a new window on planet Earth.

Battalions of armyworms are chomping up fields across the nation — sometimes overnight

Battalions of armyworms are chomping up fields across the nation — sometimes overnight

Hours before the F.D.A. vote, the C.D.C. releases a study showing waning protection of the Pfizer vaccine.

Antony Hewish, Astronomer Honored for the Discovery of Pulsars, Dies at 97

A talk with Tom Cruise as the astronauts cruise around the planet.

As Day 2 dawns for the astronauts, they’re giving hints at their lives in orbit.

Going into Day 2 in space, it’s mostly silence from the astronauts.

There Is Honor Among Giraffe Warriors

Who Gets Sick in Space? Orbital Tourists May Offer Better Clues.

From ‘Jeff who?’ to ‘Thank you.’

Chris Sembroski is the mission specialist of the flight.

Sian Proctor is the first Black woman to pilot a spacecraft.