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“Mystery of what, or who, butchered Australian crocodile deepens….”

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Russ Roberts (https://hawaiidigestscience.com).

An anonymous person allegedly told a wildlife tour operator who was very fond of the crocodile "Lizzie" that the killing was a way of proving that humans, not crocodiles, are the apex predator. — Mystery of what, or who, butchered Australian crocodile deepens following discovery of 2nd corpseAn anonymous person allegedly told a wildlife tour operator who was very fond of the crocodile “Lizzie” that the killing was a way of proving that humans, not crocodiles, are the apex predator.

At least three separate optical phenomena are visible in the new images. Each of which is created by light refracting through millions of perfectly aligned ice crystals in the upper atmosphere. — Ethereal ‘halo’ and light arcs around the sun captured in photos of ultra-rare phenomena

Previous reported interactions between orcas and sailboats followed a clear pattern, with the animals losing interest and swimming away once they had broken the rudder. — Orcas rip rudder off boat and follow it all the way to port, in 1st known attack of its kind

The permafrost inside the Batagay crater is the second-oldest ever found on Earth and scientists are using it to reconstruct the planet's ancient climate. — Siberia’s ‘gateway to the underworld’ megaslump is revealing 650,000 year-old secrets from its permafrost

Researchers have discovered a new 14-sided shape called the Spectre that can be used to tile a surface without ever creating a repeating pattern, ending a decades' long mathematical hunt. — Mathematicians end decades-long quest to find elusive ‘vampire einstein’ shape

Look North as the stars appear in June and July to have a chance of seeing rare noctilucent (or 'night-shining') clouds with the naked eye. — Earth’s highest, coldest, rarest clouds are back. How to see the eerie ‘noctilucent clouds’ this summer.

PLANET EARTH

An aerial image of six tightly grouped iceberg fragments floating on the sea and partially obscured by cloud

World’s largest iceberg is no more after being ripped apart in ‘iceberg graveyard’

By Harry Baker published about 22 hours ago

Satellite images show fragments from the enormous iceberg A-76A dispersing near South Georgia island, where the previous world’s largest iceberg also met its doom in 2020.

ANTARCTICA

mexican magic mushrooms lit in pink and blue lights with a black background

Fungi seem to ‘sweat’ to stay cool and scientists don’t know why

By Ethan Freedman published 2 days ago

This discovery reveals a mostly unstudied but apparently universal aspect of fungal life.

PLANTS

SPACE

Wispy white noctilucent clouds swirl over an orange sunset and blue sea

Earth’s highest, coldest, rarest clouds are back. How to see the eerie ‘noctilucent clouds’ this summer.

By Jamie Carter published 1 day ago

Look North as the stars appear in June and July to have a chance of seeing rare noctilucent (or ‘night-shining’) clouds with the naked eye.

METEOROIDS

A data plot of the radio filaments, bursting out of the center of the galaxy like fireworks

Hundreds of ancient, invisible structures discovered near our galaxy’s center

By Brandon Specktor published 4 days ago

Radio astronomers have discovered hundreds of long, thin structures emanating from our galaxy’s supermassive black hole.

BLACK HOLES

ARCHAEOLOGY

We see the stone-carved statue of an elephant with its trunk curved downward toward the ground. It is in a dirt-covered area of a grass field.

2,300-year-old Buddhist elephant statue from India is one of the oldest known

By Tom Metcalfe published about 21 hours ago

Archaeologists in eastern India have unearthed an elephant statue thought to date to the third century B.C., when the region was mainly Buddhist.

ARCHAEOLOGY

Here we see a reconstruction of our human relative Homo naledi, which has a wider nose and larger brow than humans.

Extinct human relative buried their dead 100,000 years before modern humans did, study claims

By Kristina Killgrove published 2 days ago

Homo naledi, an extinct human relative with one-third the brain size of ours, buried and may have memorialized their dead, controversial research suggests.

ARCHAEOLOGY

HEALTH

in the foreground, there's a computer screen showing a mammogram. Blurred in the background, we can see a medical provider in a white coat assisting a patient at a mammogram machine

AI predicts 5-year breast cancer risk better than standard tools — but we aren’t sure how it works

By Carissa Wong published about 22 hours ago

Artificial intelligence models can use breast imaging data to pinpoint those at highest risk of getting breast cancer in the next five years, better than a standard approach.

BREAST CANCER

A scan of human lungs, depicted in dark red and pink, with a cancerous tumor in the upper right lung shown in yellow and orange

Lung cancer pill drastically cuts risk of death after surgery

By Jennifer Nalewicki published 2 days ago

Taking the drug Tagrisso daily after surgery reduced non-small cell lung cancer patients’ death risk by more than 50%.

LUNG CANCER

older woman with light grey hair and tan skin raises the arm of her t shirt to receive a shot from a gloved medical provider who's holding a syringe at the ready

Shingles vaccine may protect against dementia

By Carissa Wong published 2 days ago

An analysis of thousands of healthcare records adds to mounting evidence that people who get the shingles vaccine in their 70s may reduce their dementia risk over the following seven years.

ALZHEIMERS & DEMENTIA

ANIMALS

A pod of orcas swims in the sea with their dorsal fins and backs poking out.

Orcas rip rudder off boat and follow it all the way to port, in 1st known attack of its kind

By Sascha Pare published 1 day ago

Previous reported interactions between orcas and sailboats followed a clear pattern, with the animals losing interest and swimming away once they had broken the rudder.

ORCAS

A saltwater crocodile resting by the shore shows its teeth.

Man survives crocodile attack by prying its jaws off his head. How did he escape such a powerful bite?

By Kiley Price published 1 day ago

In Australia, a man recently survived a crocodile attack. An expert explains how the man likely escaped.

ALLIGATORS & CROCODILES

A picture of the orange alligator spotted in South Carolina in 2017 walking across grass.

Crocodiles and gharials are getting bizarre orange ‘tans’ in Nepal. Here’s why.

By Sascha Pare published 2 days ago

Researchers think it could be down to where these crocs are hanging out.

ALLIGATORS & CROCODILES

HUMAN BEHAVIOR

Members of Divaz dance group join participants in the Juneteenth Music Festival and parade on June 17, 2017 in Denver, Colorado. Organizers say that this is one of Denver's longest-running parades, dating back to the 1950s.

What is Juneteenth?

By Mindy Weisberger last updated 2 days ago

Juneteenth is a federally-recognized American holiday observed on June 19. It is also known as Emancipation Day and Black Independence Day. In 2023, it falls on a Monday.

WARFARE

Japanese Unit 731 staff carrying a body from one of the unit's facilities.

World War II ‘horror bunker’ run by infamous Unit 731 discovered in China

By Ben Turner published 8 days ago

A bunker discovered near the city of Anda in northeast China is believed to be the largest test site of Imperial Japan’s infamous Unit 731, which conducted horrifying human experiments during the 1940s.

WARFARE

A 1920s illustration of an ancient Greek Bireme that has two decks of oars.

What is the ‘ship of Theseus’ thought experiment?

By Meg Duff published 11 days ago

The Greek writer Plutarch proposed this question: If a ship’s planks are replaced over time due to wear and tear until none of the original pieces remain, is it still the same ship?

HUMAN BEHAVIOR

PHYSICS & MATHEMATICS

Red and blue bar magnet or physics magnetic with iron powder magnetic field on white background.

Why do magnets have north and south poles?

By Laurel Hamers published April 29, 2023

Spinning electrons may help explain why magnets have north and south poles.

PHYSICS & MATHEMATICS

Dark matter’s secret identity could be hiding in distorted ‘Einstein rings’

By Harry Baker published April 27, 2023

Researchers may be a step closer to identifying dark matter after studying unusual cases of gravitational lensing caused by “dark matter halos” surrounding distant galaxies.

DARK MATTER

An artist's illustration of three Schrödinger's cats.

World’s heaviest Schrödinger’s cat made in quantum crystal visible to the naked eye

By Ben Turner published April 26, 2023

Physicists have placed part of a sapphire crystal into a quantum superposition, making it the heaviest object to show quantum effects, in a new take on Erwin Schrödinger’s famous cat experiment.

QUANTUM PHYSICS