Page Updated: Friday, June 19, 2026 1:45 AM ET

The San Diego Union-Tribune - Science

Moores Cancer Center wins renewal of critical federal grant, overcoming criticisms of clinical trials office

14 hours ago

Ancient teeth from Siberia rewrite the plague's timeline, dating back to over 5,500 years ago

1 day ago

A primer on uranium enrichment as Iran's nuclear program faces scrutiny

1 day ago

As UFOs go mainstream, the jury is out on what the existence of alien life might mean for religion

6 days ago

Climate change makes once-rare coastal floods more likely, study says

8 days ago

An ancient whale graveyard in the Indian Ocean teems with life

7 days ago

Former MCAS Miramar pilot named to crew of Artemis III space mission

9 days ago

NASA unveils 4 astronauts to fly on Artemis III mission

9 days ago

MIT researchers channel AI to turn hand gestures into robot training data

9 days ago

SDG&E, Qualcomm and Scripps team up to curb wildfires and extreme weather with AI

10 days ago

Energy Department says advanced nuclear reactor first to reach critical milestone

13 days ago

Space Station astronauts halt shelter plans as Russia's repair job on hold for worsening cracks, NASA says

13 days ago

Wildfires are making the US smoggy again, reversing progress on cleaner air, study finds

14 days ago

Tools to fight hantavirus show promise despite limited funding. Now researchers hope to continue

15 days ago

Radio scans find no alien tech from the latest interstellar comet

15 days ago

A diet of royal jelly isn't the only thing that makes a queen bee

15 days ago

NASA declares its Mars Maven spacecraft dead after six months of silence

15 days ago

Scientists lose critical climate record as ocean observatory will go dark under Trump funding cuts

15 days ago

Despite explosion, Blue Origin CEO says New Glenn will fly before end of year

16 days ago

Hawaii's Kilauea sets record for lava fountaining episodes in any 1 eruption for the volcano

16 days ago

SeaWorld's Dottie the dolphin dies at age 39

17 days ago

A robot is helping an ailing couple stay in their home. Are more to come for an aging population?

17 days ago

NASA's moon plans take hit with Blue Origin explosion

17 days ago

Watch: Blue Origin New Glenn rocket explodes on Cape Canaveral launch pad during test

20 days ago

Pigeons may be navigating with their liver, study suggests

21 days ago

A rare blue micromoon rises this weekend

21 days ago

Experimental hepatitis B drug may offer 'functional cure' for some patients

21 days ago

SpaceX's Starship rockets are grounded pending investigation after test flight

22 days ago

A warmer world creates bigger and more damaging hailstones, study says

22 days ago

No FAA 'mishap' declaration yet on SpaceX Starship booster anomaly

23 days ago

NASA lays out moon base plans with landers, buggies and drones at the top of the list

23 days ago

SpaceX launches its biggest, most beefed-up Starship yet on a test flight

27 days ago

SpaceX tries to launch a bigger version of Starship but hits a series of last-minute problems

27 days ago

Dying star resembles a billowing crystal ball in new telescope photo

28 days ago

Neptune's mysterious moon Nereid may be an original, study shows

29 days ago

Plastic bags don't go in the recycling bin. What should you do instead?

29 days ago

A de-extinction company has hatched live chicks from an artificial eggshell

30 days ago

Climate scientists update predictions, with 2015 goal no longer plausible

30 days ago

NASA's Psyche spacecraft buzzing Mars on its way to a rare metal asteroid

1 month ago

Ancient teeth hint at canoodling between early human relatives

1 month ago

As drought worsens, Western states brace for wildfires, water shortages

1 month ago

Small study hints that revving up immune cells might help fight HIV

1 month ago

Spiral galaxy's brilliant heart shines bright in a new picture from NASA's Webb telescope

1 month ago

New findings from La Jolla Institute for Immunology suggest a possible measles treatment

1 month ago

Antarctica's tourism boom raises concerns about contamination and disease

1 month ago

A bright moon may dim the Eta Aquarid meteor shower made up of Halley's comet debris

1 month ago

Endangered whale protections may be delayed to 2035 under Trump-blacked plan

1 month ago

Astronomers believe they've detected an atmosphere around a tiny, icy world beyond Pluto

1 month ago

Butterfly-shaped reef proposed for Oceanside sand retention project

1 month ago

Craig Venter, the San Diego biologist who co-led the sequencing of the human genome, dies at 79

1 month ago

Robot dogs with Musk and Zuckerberg heads roam around Berlin museum in Beeple's new exhibit

1 month ago

Camera trap shows Sumatra orangutan using a canopy bridge to cross a public road in Indonesia

1 month ago

Trump administration fires independent board overseeing the National Science Foundation

1 month ago

The wide-brimmed Sombrero galaxy is revealed in all its splendor by a telescope in Chile

1 month ago

Q&A: Apollo astronaut Schmitt talks about getting back to the moon and life in the universe

1 month ago

A massive kraken-like octopus may have prowled the seas during the age of dinosaurs

1 month ago

Scientists trace latest interstellar comet's home to a cold, isolated corner of the Milky Way

1 month ago

New study finds 'alarming' high flood risk for 17 million Americans on Atlantic and Gulf coasts

1 month ago

In race to prep for Artemis III, rocket's core stage on way to Kennedy Space Center

1 month ago

Researchers have spent decades breeding better potatoes for chips, and their work isn't done

1 month ago

Blue Origin's New Glenn rocket is grounded after launching satellite into the wrong orbit

1 month ago

The Lyrid meteor shower is visible now and peaking soon. Here's how to spot it

1 month ago

Wildfires used to 'go to sleep' at night. Climate change has them burning overtime

2 months ago

Artemis II astronauts praise their moonship's performance, especially the heat shield

2 months ago

Astronomers measure the mind-blowing power and speed of black hole jets for the first time

2 months ago

NASA already has next Artemis flight in its sights following astronauts' triumphant moon flyby

2 months ago

'It's not just about the stars:' International Dark Sky Week in San Diego is a celebration of the night sky

2 months ago

Salk scientist to lead $41 million effort to control cells with sound

2 months ago

Nearly a century of wondering: The American UFO saga, in reality and in fiction

2 months ago

As Trump orders UFO data released, a question hangs: If aliens exist, what would they think of us?

2 months ago

Two venerable San Diego institutions combine forces to seek faster gains in wildlife conservation

2 months ago

San Diegans gather at watch parties, along shoreline to glimpse Artemis II splashdown off coast

2 months ago

Worsening ocean heat waves are 'supercharging' hurricane damage, study finds

2 months ago

Climate change is outpacing evolution. Scientists are using DNA to catch up

2 months ago

Artemis II splashdown in San Diego: How to stream, weather and more

2 months ago

Artemis II astronauts return from moon with a splashdown to close out a record-breaking lunar voyage

2 months ago

Video: 'Future Oceans,' a look at San Diego County's marine protected areas

2 months ago

Artemis II astronauts describe their lunar voyage as surreal and profound ahead of Earth return

2 months ago

Artemis II re-entry may cause sonic boom along San Diego County coast

2 months ago

Scientists say the world's oldest octopus fossil isn't an octopus after all

2 months ago

Ahead of Artemis II's finale here Friday, here are 7 San Diego County NASA connections to know

2 months ago

Artemis II astronauts follow Apollo tradition of naming lunar features after loved ones

2 months ago

'Climate change is kicking our butts.' March smashes heat records for continental US

2 months ago

Artemis II astronauts make long-distance call to the space station as they head home from the moon

2 months ago

Artemis II astronauts channel Apollo 8 with a striking Earthset photo

2 months ago

San Diego scientists are uncovering Baja's mysterious creatures. Their new research shows there's still a lot to learn.

2 months ago

Artemis II sails through trip around the moon after surpassing Apollo 13's distance record

2 months ago

Artemis II's moonbound astronauts capture Earth's brilliant blue beauty as they leave it behind

2 months ago

How we came to be: Scientists get first look at the evolution of early complex animals

2 months ago

How a seabird native to Hawaii has adapted to life in Honolulu's concrete jungle

2 months ago

To fix a patient's irregular heartbeat, doctors first tested its digital 'twin'

2 months ago

NASA's No. 1 priority: Artemis II toilet fixed before trip to moon

2 months ago

What you need to know about desalination, a growing source of drinking water

2 months ago

Warming winters lead to more nitrate pollution in the drinking water near farms

2 months ago

Artemis countdown updates: NASA launch sends moonbound astronauts to space

2 months ago

Artemis II astronauts bound for moon after rocketing away on NASA's first lunar voyage in decades

2 months ago

Scientific review finds e-cigarettes likely cause lung and oral cancer

2 months ago

Moon rocket and weather are on NASA's side for the first astronaut launch in decades

2 months ago

NASA is shooting for the moon. A guide to the Artemis II mission

2 months ago

In wrangling dark matter, some scientists find inspiration in the Torah, Krishna and Christ

2 months ago