Space photo of the week: Easter Island's last 'ring of fire' eclipse for 320 years
Oct. 2's annular solar eclipse saw a small-looking new moon cross the face of the sun to create a perfect circle for about six minutes.
Planet Earth
'Many more ancient structures waiting to be discovered': Lost chunk of seafloor hidden in Earth's mantle found off Easter Island
Researchers created a seismic map of Earth's interior beneath the southeastern Pacific Ocean and discovered an ancient slab of oceanic crust that appears to be stuck midway through the mantle.
LATEST ARTICLES
Space
James Webb Space Telescope deciphers the origins of Pluto's icy moon Charon
Using the James Webb Space Telescope, astronomers have discovered carbon dioxide and hydrogen peroxide at the surface of Pluto's largest moon, Charon, potentially shedding light on its origins.
'Ring of fire' solar eclipse blazes over Easter Island in incredible new image
On Oct. 2, a partial "ring of fire" solar eclipse was visible from the remote island of Rapa Nui, also known as Easter Island, where around 1,000 stone moai statues stand. You can see the whole celestial event play out in this incredible composite image.
Health
Why does drinking water feel so good when you're thirsty?
Drinking water triggers a variety of complex biochemical reactions that reward rehydration and help satiate our thirst.
Animals
'The simplicity of life just hits you': Watch rare footage of critically endangered eastern lowland gorilla feeding her baby in the wild
Filmmakers captured a mother eastern lowland gorilla nursing her infant for the PBS show "Silverback."
Human Behavior
You can change your personality intentionally, research shows
Can people change their personality? Yes, by "making intentional tweaks to their thinking and behavior," research finds.
Physics & Mathematics
1st-ever observation of 'spooky action' between quarks is highest-energy quantum entanglement ever detected
The discovery of two entangled quarks at the large Hadron Collider is the highest-energy observation of entanglement ever made.
Stephen Hawking's black hole radiation paradox could finally be solved — if black holes aren't what they seem
New research suggests that black holes may actually be "frozen stars," bizarre quantum objects that lack a singularity and an event horizon, potentially solving some of the biggest paradoxes in black hole physics.
Chemistry
Why doesn't stainless steel rust?
The special chemistry of this shiny iron alloy creates a protective layer on its surface that prevents it from rusting.
Tech
Humanity faces a 'catastrophic' future if we don’t regulate AI, 'Godfather of AI' Yoshua Bengio says
Yoshua Bengio played a crucial role in the development of the machine-learning systems we see today. Now, he says that they could pose an existential risk to humanity.
