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One of the two specimens presented to Mexico's Congress, photographed during a press conference of Mexican journalist and self-proclaimed UFO expert Jaime Maussan, in Mexico City on September 13, 2023.

Alleged Alien Corpses Displayed to Mexican Congress Did Not Convince Scientists

Self-described UFO expert Jaime Maussan, whose claims of extraterrestrials have been debunked in the past, said the specimens were "non-human"

One of the archaeologists examines a partially flooded chamber of the cave that holds many of the drawings.

Archaeologists Discover More Than 100 Ancient Drawings in a Spanish Cave

Many of the works, estimated to be at least 24,000 years old, employ a rare clay painting technique

Lab-grown chicken produced by GOOD Meat

Lab-Grown Meat Can Be Kosher or Halal, According to Religious Authorities

The approvals bring cultivated meat one step closer to becoming a feasible alternative to traditional meat for a wider audience

Arthur Brand poses with The Parsonage Garden at Nuenen in Spring, painted by Vincent van Gogh in 1884.

Cool Finds

Stolen van Gogh Painting Worth Millions Returned in an Ikea Bag

Arthur Brand, the "Indiana Jones of the art world," negotiated the recovery of an 1884 canvas taken from a Dutch museum in March 2020

FDA panelists say phenylephrine itself isn't dangerous, but taking it could lead to sick patients delaying effective treatment.

Leading Decongestant in Cold and Flu Medicines Doesn't Work, FDA Advisory Panel Says

Phenylephrine, a popular ingredient in over-the-counter remedies, is no better than a placebo, per the panel

As part of its ongoing support of Ukraine after the Russian invasion, the Metropolitan Opera has commissioned a work based on true stories of Ukrainian mothers rescuing their abducted children.

An Upcoming Opera Will Tell the Story of Ukraine's Kidnapped Children

Commissioned by the Metropolitan Opera, the work will be based on the accounts of mothers who traveled 3,000 miles to get their loved ones back

Frank Rubio poses in front of a window on the International Space Station looking out to Earth below. Rubio has been stationed on the ISS since September of last year.

NASA Astronaut Sets Record for Longest Trip to Space by an American

When Frank Rubio returns from the International Space Station on September 27, he will have spent 371 consecutive days in space

A wild boar in Bavaria, Germany. Levels of radioactive contamination in the animals have not declined significantly since the Chernobyl disaster of 1986.

Why Germany's Wild Boars Are Radioactive

Fallout from nuclear tests conducted in the mid-20th century may contribute to the high levels of radiation seen in the animals today, a new study finds

People gather around the damaged Kharbouch Mosque on September 9, 2023 in Marrakesh, Morocco.

Ancient Mosques Damaged in Morocco Earthquake

A UNESCO representative says the country has suffered an "inestimable loss"

Erlend Bore poses with the trove that he found soon after buying his first metal detector.

Cool Finds

Amateur Metal Detectorist Makes 'Gold Find of the Century' in Norway

Erlend Bore unearthed a trove of 1,500-year-old gold jewelry—just months after he picked up the hobby

A visitor examines Pablo Picasso's Guernica during the partial reopening of the Reina Sofía Museum in June 2020, which followed several months of pandemic closures.

Museum Drops Ban on Photographing Picasso's 'Guernica'

After enforcing the rule for three decades, officials say that lifting it will prevent overcrowding and attract younger audiences

A new round of Covid-19 vaccinations was recommended by Centers for Disease Control and Prevention advisers on Tuesday.

What to Know About the New Covid-19 Vaccines, Now Recommended by CDC Advisers

Experts say the latest boosters are effective against emerging variants including EG.5.1 and BA.2.86

Ernest Hemingway and his wife, Mary Welsh, on a trip to Kenya in 1952

Ernest Hemingway and His Wife Survived Two Plane Crashes Just One Day Apart

The novelist recounted the harrowing ordeal in a letter, which just sold for $237,055 at auction

An artist's rendition of exoplanet K2-18 b and the dwarf star it orbits. New observations from the James Webb Space Telescope support the idea that the world, discovered in 2015, has a hydrogen-rich atmosphere and water ocean.

This Exoplanet May Be a Distant Ocean World, James Webb Telescope Finds

The observatory detected evidence of methane and carbon dioxide—and tentatively observed a molecule that, on Earth, is only made by living things

Pia the Peacekeeper sits under the trees on Bainbridge Island in Washington.

See the Whimsical Trolls Taking Over the Pacific Northwest

Made with recycled materials, the large-scale sculptures are meant to encourage visitors to get out into nature

Dimorphos, a moonlet orbiting the asteroid Didymos, as seen by NASA's DART spacecraft 11 seconds before impact from 42 miles away.

The Asteroid Hit by NASA Seems to Be Moving Strangely, High School Students Find

After the DART spacecraft made contact with Dimorphos last year, the space rock's orbit is declining more than expected, according to preliminary research

Wall panels allow children to explore different patterns and varieties of wood.

The Met's Free Children’s Studio Is Finally Here

Called 81st Street Studio, the sprawling play space encourages interactive engagement with art and science

A worker uncovers the mummy, which belonged to the Ychsma culture, buried in a shallow funeral chamber during an excavation in the Huaca Pucllana on September 5, 2023.

Cool Finds

1,000-Year-Old Mummy With a Full Head of Hair Discovered in Peru

The remains belonged to the Ychsma culture, a group that lived in present-day Peru before the Inca came to power

Comet Nishimura, as imaged on September 7. On Tuesday, the comet will pass within 78 million miles of Earth, the closest it will get for more than 400 years.

Newly Discovered Green Comet Is Passing By Earth This Week

Comet Nishimura, which appears only once every 435 years, is on track to approach the sun and shoot into deep space

Scientists inserted human stem cells in pig embryos that couldn't develop kidneys, then let these embryos gestate in sows for several weeks. The experiments resulted in kidneys partly made of human-derived cells.

Scientists Grow Part-Human Kidneys in Pig Embryos for Nearly a Month

The new work is a "big step forward" in finding new ways to generate viable organs for human transplants, but it comes with some ethical considerations

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