SpaceX Launches Starship Mega-Rocket and Catches Its Booster in Midair on First Try
The success is a giant leap toward the company's goal to take humans and cargo all the way to Mars on the world's biggest and most powerful launch vehicle
Human Lifespan Might Be About to Hit a Ceiling, Experts Say
In the ’90s, many scientists disputed an epidemiologist’s warning that the fast-paced life extension of the 20th century would plateau. Now, a new study suggests he was right
How an Elephant's Wrinkles Reveal Whether It Is Right- or Left-Trunked
A new study sheds light on the muscular, dexterous appendage, suggesting trunk wrinkles are more important than many people realize
World-First Stem Cell Treatment Reverses Diabetes for a Patient in China, Study Suggests
Scientists converted the patient’s own cells into blood sugar-regulating cell clusters before injecting them back into her abdomen—and one year later, she still doesn't need insulin injections
Scientists' Work on Protein Structure, Which Governs All Aspects of Life, Wins Nobel Prize in Chemistry
David Baker, Demis Hassabis and John M. Jumper revealed how amino acids shape protein structure, a finding that could aid in drug discovery
Scientists Unveil the First-Ever Complete Map of an Adult Fruit Fly's Brain, Captured in Stunning Detail
The brain diagram, called a connectome, could revolutionize researchers' understanding of the human brain, which has many parallels with a fruit fly's
Astronomers Discover a Small Exoplanet That's Our Cosmic Neighbor at Just Six Light-Years Away
Orbiting Barnard's star, the nearest solo star to Earth, the world is too hot to be habitable—a scorching 257 degrees Fahrenheit
Two Comets Could Be Visible to the Naked Eye This Fall. Here's How to Get the Best View
While expectations are high for some special sightings, experts warn that comets are notoriously fickle and unpredictable
Astronauts Stranded in Space Are Now One Step Closer to Returning Home
A SpaceX mission arrived at the International Space Station with two astronauts instead of four to leave room for NASA astronauts Suni Williams and Butch Wilmore on the return trip in early 2025
This 3,775-Year-Old Log May Hold the Secret to a Low-Cost Climate Solution
Researchers say burying wood could be a viable method to prevent carbon from reaching the atmosphere
Scientists Have Found Bacteria and Fungi 10,000 Feet Up in the Air
The discovery has implications for human health, since the microbes included some that were still viable, some that could be infectious to humans and others that carried drug-resistant genes
Heart Tissue Shows Signs of Aging After Just One Month in Space, Study Finds
Scientists sent bioengineered heart tissue samples to the ISS to study how to keep astronauts safe during future long-term space travel
Rare and Elusive Australian Bird, Once Thought Extinct for 100 Years, Discovered by Indigenous Rangers and Scientists
Using sound recordings, the team identified the largest known population of the night parrot, a secretive species known as the "Holy Grail of birdwatching"
Mysterious 'Mechanical-Sounding' Noise Near the Mariana Trench May Now Have an Explanation
An acoustic survey in 2018 and new analysis with A.I. suggest the sounds are vocalizations from the elusive Bryde’s whale
Mathematicians Discover a New Class of Shape: the 'Soft Cell'
If the structures look familiar, it's probably because nature has been using them for a long time in places like nautilus shells, zebra stripes and onions
Remarkable 200-Year-Old Rock Painting May Depict a Strange Animal That Went Extinct 250 Million Years Ago
The Horned Serpent Panel from southern Africa predates the first Western scientific description of the dicynodont, a large mammal ancestor with tusks, by at least a decade
In Case Humans Go Extinct, This Memory Crystal Will Store Our Genome for Billions of Years
Scientists have created "a form of information immortality" meant to instruct future species on how to recreate humans. But who, or what, will find it?
Did Earth Once Have a Ring Like Saturn? Geologists Find Evidence for a Halo of Orbiting Space Rocks 466 Million Years Ago
A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, according to a new study
Construction Project Unearths Millions of Fossils Beneath a Los Angeles High School
The discoveries include sharks, shorebirds, mammals and saber-toothed salmon, with the oldest remains dating to almost nine million years ago
Anus-Breathing Animals and Pigeon-Guided Missiles: Ig Nobel Prizes Reward Unusual but Valuable Science
The annual award ceremony featured costumes, songs and paper airplanes as scientists recognized comedic research across ten disciplines
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