Nuclear fusion experiment just made something very strange happen
Researchers at the National Ignition Facility were measuring the kinetic energy of ions during their experiment when they saw something unexpected.
A 23-ton chunk of rocket is set to slam into Earth and no one knows where
The core booster from China's Long March 5B rocket, delivering the final piece of the Tiangong space station, will crash-land in an uncontrolled reentry.
Putin's war in Ukraine "changed the conversation" around nuclear fusion
Interest in nuclear fusion is on the up as it offers a secure source of clean power—but who will get there first?
Mars in retrograde will be seen careening backwards across night sky
This strange reversing of Mars' path occurs around once every two years as Earth overtakes the Red Planet in our orbit around the sun.
Mysterious ghost lights seen floating across the night sky
The "optical atmospheric phenomena" above Jeju City, South Korea, were formed by "plate-shaped ice crystals" that beam light to Earth, an expert told Newsweek.
Gigantic 70-foot nuclear fusion gun could change the world
For decades, scientists have used lasers and magnets to achieve nuclear fusion. One group is using sheer kinetic force.
Supernova that just hit Earth was unlike anything astronomers had ever seen
An enormous gamma-ray burst from a dying star was the most powerful recorded, scientists have said.
World's first nuclear fusion power plant wants to equal fossil fuel output
Due to be built in Nottinghamshire, England, the first nuclear fusion plant in the world hopes to be commercially operational by 2040.
Solar power harnessed from space could be wirelessly transmitted to Earth
New Zealand company Emrod says it could start testing the space technology within five years, and carried out a ground-based demo in September.
Earthquakes along San Andreas linked with shifts in Earth's magnetic field
Earthquakes are caused by tectonic plates suddenly slipping at fault lines, releasing large amounts of energy as seismic waves.
How Fusion Energy Turns Into Spaghetti to Smash up Tokamaks
Princeton scientists believe they have found out why plasma collapses—potentially providing another step towards limitless clean energy.
Wave of Fusion Energy Experiments Begin With Groundbreaking Machine
The Joint European Torus (JET) nuclear fusion experiment broke the record for sustained fusion energy at the end of 2021, achieving 59 megajoules.
Texas Company Creating Tiny Particle Accelerators for People to Buy
Particle accelerators, usually the size of small cities, accelerate electrons to immense speeds using electric fields, producing X-rays.
U.S. Government Offers $50 Million Reward for Private Nuclear Fusion Firms
The funding will be offered to companies that can meet fusion development milestones as the race for a viable reactor heats up.
China Aims to Have Nuclear Fusion Energy in Six Years With New 'Mega Lab'
One of the nation's top nuclear weapons scientists said "fusion ignition is the jewel in the crown of science and technology."
Fact Check: Is Our Sun Really White, Not Yellow?
The question has sparked a fiery Twitter debate over the true color of Earth's closest star. Even astronaut Scott Kelly weighed in.
Weird Hexagonal Diamonds From Another Planet Discovered on Earth
The material, which is harder than diamond, is so rare that some experts had doubted its existence.
Could There Be a Black Hole Lurking on the Edge of the Solar System?
Becky Smethurst tells Newsweek a black hole is a couch cushion, "not pulling anything towards them. But if you lose something down the side, it's gone forever."
Nuclear Fusion Reactor Sustains Plasma at 100 Million C for 30 Seconds
The achievement marks yet another advancement in the decades-long search for a viable, stable fusion reactor.
If You Fell Into a Black Hole, You'd Be Frozen in Space and Time Forever
According to black hole expert Dr. Becky Smethurst, an observer would see you frozen in time if you fell into a black hole—and you'd be "spaghettified."
Yellowstone's Giant Steamboat Geyser Is Going Quiet
The geyser—the world's tallest—has not erupted since June.
Laser Beam Sends Electricity Nearly 100 Feet Through the Air
New research has found that electrical power can be transmitted wirelessly up to 100 feet using lasers.
Rare 'Red Sprites' Seen above Desert
According to the the European Southern Observatory, red sprites are a rare form of lightning very high in the Earth's atmosphere.
Nuclear Fusion Is Doing the Impossible—Uniting Politicians
Fusion has the potential to provide a clean, near limitless source of energy, and optimism for the technology is soaring.
China Now Has the World's Strongest Magnet
A hybrid electromagnet in China produced the strongest steady magnetic field ever recorded at 45.22 Tesla.
Ancient Asteroid Sample Contains Crucial Clues About Solar System
The particles taken from Ryugu, an asteroid potentially hazardous to Earth, are said to be "pristine."
Nuclear Fusion Scientists Have Used Magnets to Steer Reactions
Magnets and lasers have been used in combination to force atoms to fuse as scientists chase a viable fusion reactor to provide limitless clean energy.
Nuclear Fusion Breakthrough Confirmed: California Team Achieved Ignition
If we could harness fusion to generate electricity, it would be one of the most efficient and least polluting sources of energy possible.
MIT Nuclear Fusion Spin-Off and U.K. Join To Pursue Limitless Clean Energy
If scientists can crack it, fusion offers a clean, powerful and virtually limitless source of energy that is safer than current nuclear power plants.
Nuclear Fusion Energy Edges Closer With Super Magnets for Smaller Tokamaks
Smaller, more powerful magnets could help engineers improve the geometry of spherical tokamaks—fusion reactors that contain superheated plasma.