News
- Paleontology
Mummified reptile hints at the origins of how we breathe
A cave preserved two animals’ rib cages, cartilage and even traces of protein, revealing a flexible breathing apparatus like that of today’s land dwellers.
- Paleontology
The ‘oldest fossil octopus’ is probably another animal
In 2000, researchers thought they found the oldest fossil octopus, which lived over 300 million years ago. But it may just be a half-rotten nautilus.
- Space
The first-ever ‘Earthset’ image marks another Artemis II milestone
As NASA’s Orion spacecraft slipped behind the farside of the moon, the astronauts captured the crescent of Earth setting over the moon’s horizon.
- Neuroscience
Human echolocation works step by step
Experts in echolocation use multiple clicks and echoes to sense objects, offering insight into how the brain builds perception.
- Space
Artemis II: NASA’s Orion heads home after a historic loop around the moon
The record-setting astronauts had a front-row view of the farside of the moon, an eclipse and perhaps a re-creation of the famous Earthrise.
- Science & Society
Snippets of hair may expose chronic stress in war refugees
Cortisol in hair shows sharper differences in chronic stress among Ukraine war refugees than standard questionnaires.
- Health & Medicine
When our minds wander to the body, it may affect mental health
People’s minds sometimes wander to their bodily sensations, which may reduce symptoms of depression and ADHD, a new study suggests.
- Health & Medicine
Supreme Court ruling on ‘conversion therapy’ puts medical talk in the hot seat
In Chiles v. Salazar, the court ruled that a therapist has First Amendment protections. That could impact how talk therapy is regulated.
- Paleontology
Fossils reveal many complex animals existed before the Cambrian explosion
Hundreds of Chinese fossils from the dawn of animal evolution may change how scientists think of this critical period of prehistory.
- Animals
To climb trees, cicadas look to the shadows
Tree-climbing cicadas find their perches by looking for patches of darkness, a strategy known as skototaxis.
- Archaeology
The oldest known dice date back about 12,000 years in North America
A study of ancient artifacts suggests Native American dice games began thousands of years earlier than previously documented.
- Space
Artemis II sends humans around the moon for first time since Apollo
NASA’s Artemis II astronauts are on their way to the moon, testing the Orion spacecraft for future lunar landings and a planned moon base.
