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The Perseverance rover caps off a month of Mars launches.

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Accessed on 30 July 2020, 1422 UTC.

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PLANETARY SCIENCE

The Perseverance rover caps off a month of Mars launches

With the launch of NASA’s Perseverance rover, the rush to the Red Planet is under way.

By Lisa Grossman2 hours ago

SPACE

An Antarctic ice dome may offer the world’s clearest views of the night sky

By Maria Temming23 hours ago

ANIMALS

A South American mouse is the world’s highest-dwelling mammal

By Jack J. LeeJuly 29, 2020

SPACE

To rehearse Perseverance’s mission, scientists pretended to be a Mars rover

By Lisa GrossmanJuly 29, 2020

HEALTH & MEDICINE

Close relatives of the coronavirus may have been in bats for decades

By Erin Garcia de JesusJuly 28, 2020

OCEANS

These ancient seafloor microbes woke up after over 100 million years

By Carolyn GramlingJuly 28, 2020

CORONAVIRUS OUTBREAK

A popular heartburn medicine doesn’t work as a COVID-19 antiviral

By Tina Hesman SaeyJuly 27, 2020

Trending Stories

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  PHYSICS

  A black hole circling a wormhole would emit weird gravitational waves

  By Emily ConoverJuly 27, 2020

• 

  SPACE

  An Antarctic ice dome may offer the world’s clearest views of the night sky

  By Maria Temming23 hours ago

• 

  OCEANS

  These ancient seafloor microbes woke up after over 100 million years

  By Carolyn GramlingJuly 28, 2020

• 

  ANIMALS

  A South American mouse is the world’s highest-dwelling mammal

  By Jack J. LeeJuly 29, 2020

• 

  ANIMALS

  A wasp was caught on camera attacking and killing a baby bird

  By Carolyn WilkeJuly 27, 2020

• 

  HEALTH & MEDICINE

  A popular heartburn medicine doesn’t work as a COVID-19 antiviral

  By Tina Hesman SaeyJuly 27, 2020

• 

  HEALTH & MEDICINE

  Close relatives of the coronavirus may have been in bats for decades

  By Erin Garcia de JesusJuly 28, 2020

• 

  PLANETARY SCIENCE

  The Perseverance rover caps off a month of Mars launches

  By Lisa Grossman2 hours ago

Items 1 through 4 of 8

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The Coronavirus Outbreak

• Why COVID-19 is both startlingly unique and painfully familiar

  As doctors and patients learn more about the wide range of COVID-19 symptoms, the coronavirus is proving both novel and recognizable.

  By Aimee CunninghamJuly 2, 2020

• Here’s what we’ve learned in six months of COVID-19 — and what we still don’t know

• Sign up for e-mail updates on the latest coronavirus news and research

From the Archives

Probing the Mediterranean’s Hidden Geological Past

JULY 4, 1970  VOL. 98  NO. #1

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JULY 4, 2020  VOL. 198  NO. 1

• What will astronauts need to survive the dangerous journey to Mars?

  By Maria Temming

• More ‘murder hornets’ are turning up. Here’s what you need to know

• Lidar reveals the oldest and biggest Maya structure yet found

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Today’s scientists keep adding to the periodic table. But an element has to earn its spot.

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More Stories

LIFE

• 

  Bizarre caecilians may be the only amphibians with venomous bites

  By Christie WilcoxJuly 3, 2020

HUMANS

• 

  Competitive hot dog eaters may be nearing humans’ max eating speed

  By Jonathan LambertJuly 14, 2020

CLIMATE

• 

  Climate change made Siberia’s heat wave at least 600 times more likely

  By Carolyn GramlingJuly 15, 2020

ASTRONOMY

• 

  The star cluster closest to Earth is in its death throes

  By Ken CroswellJuly 24, 2020

PHYSICS

• 

  A black hole circling a wormhole would emit weird gravitational waves

  By Emily ConoverJuly 27, 2020

HEALTH & MEDICINE

• 

  Masks help new moms with COVID-19 safely breastfeed their babies

  By Aimee CunninghamJuly 23, 2020

EARTH

• 

  COVID-19 lockdowns dramatically reduced seismic noise from humans

  By Carolyn GramlingJuly 23, 2020

SCIENCE & SOCIETY

• 

  College biology textbooks still portray a world of white scientists

  By Bethany BrookshireJuly 17, 2020