Climate
Can geoengineering blunt El Niño’s fury?
Marine cloud brightening could cool part of the Pacific and weaken extreme El Niños, simulations suggest. But the approach could have risks.
Slideshow
We summarize the week's scientific breakthroughs every Thursday.
More Stories in Slideshow
- 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.
- 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
Platypus fur has a surprising feature seen only in bird feathers
Platypuses are the first mammals known to have hollow melanosomes, pigment-bearing structures found in the hair of many animals.
- Life
From viruses to elephants, nature thrives on tiled patterns
A compilation of 100 examples of biological tilings shows how repeated natural motifs enhance strength, flexibility and other key functions.
- Artificial Intelligence
As teens in crisis turn to AI chatbots, simulated chats highlight risks
From blaming the victim to replying "I have no interest in your life" to suicidal thoughts, AI chatbots can respond unethically when used for therapy.
- Planetary Science
New Horizons visited Pluto 10 years ago. We’re still learning from it
Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.
- Health & Medicine
See how the herpesvirus reshapes our cells’ DNA in just eight hours
New imaging tools reveal how within an hour of infection, the virus begins to alter our chromosomes to kick-start its own replication.
- Astronomy
Two spacecraft created their first images of an artificial solar eclipse
The Proba-3 spacecraft succeed at creating solar eclipses, kicking off a two-year mission to study the sun’s mysterious outer atmosphere, the corona.
- Animals
50 years after ‘Jaws,’ sharks face their own terror
Humans have driven sharks and their cousins to the brink of extinction. The health of the entire ocean is at stake.
