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This deworming drug won't treat COVID-19, but it might kill you, CDC warns

Ivermectin does not treat or prevent COVID-19, and it can cause deadly side effects.

A billion years of geologic history is missing from the Grand Canyon

About a billion years of rock went missing at the Grand Canyon, and scientists now think they know why.

Moon-in-a-jar recreates the hazy atmosphere of Titan, Saturn's largest moon

A new experiment recreated Titan in small glass cylinders.

Italian shark has 'virgin birth' after 10 years in all-female shark tank

A female smoothhound shark recently gave birth in an Italian aquarium without having mated with another shark, in what may be a first-of-its-kind «virgin birth.»

SpaceX Starship: Key milestones for the world's most powerful rocket

SpaceX's Starship system is the most powerful rocket yet. Here are some of the key moments in its history as the rocket and spacecraft get ready for the first orbital test.

Venus and a newly discovered comet will cross paths in December. Will sparks fly?

Venus is Earth's twisted twin in so many ways, what about on the skywatching front?

Massive iceberg narrowly avoided collision with Antarctic ice shelf

A-74 nearly collided with the ice shelf it split from last February. Such a strong impact may have released an even larger iceberg.

Why all the hate? Looking at what makes Blue Origin's presence in space so different

These days, it feels as though billionaire-backed space companies are launching off Earth all the time. So why does Jeff Bezos' Blue Origin seem to be in the hot seat?

Alien 'Dyson spheres' could be harvesting the power of black holes

Researchers show how intelligent aliens might draw nearly-limitless power from a black hole using a Dyson sphere.

Ancient remains found in Indonesia belong to a vanished human lineage

Ancient DNA from a woman who lived 7,200 years ago reveal she belongs to a vanished human lineage.

What is a galaxy?

Learn all about different types of galaxies in the universe and how they came together.

Hubble captures gorgeous image of 'Einstein ring' from warped quasar light

Astronomers use the rings to study remote galaxies and to measure the masses of the objects that create them.

Johnson & Johnson booster shot increases antibodies to coronavirus nine-fold, company says

People who received a booster Johnson & Johnson COVID-19 vaccine six to eight months after their initial dose had a nine-fold increase in antibodies, according to clinical trial results.

Scientists' 1st-ever view of sun's middle corona could sharpen space weather forecasts

Recent telescope views shed new light on the sun's elusive middle corona that could prove beneficial to space weather forecasts.

Hubble telescope spies a stellar nursery through clouds in stunning image

New stars are born! NASA's Hubble Space Telescope has captured a new image of bright, baby stars peeking out of a «stellar nursery» — a cloud of dust where stars are born.

Every year, billions of black ice worms crawl from the ice on Mount Rainier. We have no idea why.

Every summer, billions of ice worms emerge from the ice. As for what they are doing there, scientists really don't know.

These delta variant mutations may explain its scary power

These mutations may make delta the most transmissible coronavirus variant yet. Here's how the variant became so formidable.

Walking whale ancestor named after Egyptian god of death

Meet Phiomicetus anubis, a semiaquatic whale that lived in what is now Egypt 43 million years ago.

Eerie albino alligator babies hatched at Florida animal park

Two rare albino alligators have hatched at a Florida safari park.

Lost 'Heisenberg cubes' tied to Nazi bomb plot could finally be identified

Hundreds of the cubes were lost in the chaotic aftermath of World War II. Now, the new technique could help to find them.

Strange wasp nests glow neon green under UV light

With UV flashlights, researchers could spot the nests dozens of yards away.

COVID-19 vaccine effectiveness dropped to 66% against delta, CDC finds

The findings should be interpreted with caution.

'Shredder' enzyme might tear cells apart in severe COVID-19

The enzyme could be a helpful target for future treatments, the study authors suggest.

1,500-year-old burial in China holds lovers locked in eternal embrace

Two lovers, locked in an eternal embrace, were found in a 1,500-year-old burial in northern China.

'Unimaginable' video shows great white sharks ripping humpback whale carcass to shreds

NOAA researchers stumbled upon a gang of great white sharks scavenging a dead humpback whale calf off the coast of Boston. Now, they're sharing the footage.

2,000-year-old flower offerings found under Teotihuacan pyramid in Mexico

Ancient bouquets found under Teotihuacan pyramid in Mexico may have been offerings to a fertility god.

5 gruesome killer whale attacks

Killer whales hunt in packs, play with their food and sometimes commit murder.

Thousands of sand dollars mysteriously wash ashore in Oregon in 'mass die-off'

The sand dollars were alive when they washed in during high tides and became stranded.

Most of Earth's carbon may be locked in our planet's outer core

Scientists now understand the composition of Earth a little better thanks to new study.

Fastest-orbiting asteroid in solar system discovered

The newfound asteroid 2021 PH27 completes one lap around our star every 113 Earth days. That's the shortest orbital period of any known solar system object except the planet Mercury.

10 things we know about the secret X-37B space plane

The U.S. military has an uncrewed mini-shuttle called the X-37B. Here's what we know about this secret space plane.

What is multiverse theory?

Multiverse theory suggests we live in one of an infinite number of universes.

Tortoise hunts baby bird in slow-motion, crushes its skull in shocking video

This is the first video evidence of a tortoise hunting anything.

California family found dead on trail had 'no obvious cause of death.' Could toxic algae be responsible?

Investigators are considering the possibility that the couple, their one-year-old daughter and their dog were exposed to toxic algae.

FDA grants full approval for Pfizer-BioNTech coronavirus vaccine

The Food and Drug Administration granted full approval to Pfizer-BioNTech's COVID-19 vaccine on Monday (Aug.23). It's the first COVID-19 vaccine in the U.S. to be fully approved.

How a Salmonella outbreak ravaged a Michigan restaurant for 11 years

Despite several remodels and deep cleanings, the building continued to harbor the bacteria.

Traversable wormholes are possible under certain gravity conditions

Certain weird gravity conditions would make it possible to travel through a wormhole and back.

Mystery object in space could be a new arm of the Milky Way

A telescope in China has mapped out what may be a totally new arm of our home galaxy.

Is the ancient Egyptian 'mummy's curse' real?

Here's how the idea of a «mummy's curse» got started.
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