Astronomy

Whether space and time are part of the universe or they emerge from quantum entanglement is one of the biggest questions in physics. And we are getting close to the truth

Whether space and time are part of the universe or they emerge from quantum entanglement is one of the biggest questions in physics. And we are getting close to the truth

Geocentrism, the idea that everything in the universe revolves around Earth, has long been disproven, but this episode of Dead Planets Society is bringing it back with cataclysmic consequences

Geocentrism, the idea that everything in the universe revolves around Earth, has long been disproven, but this episode of Dead Planets Society is bringing it back with cataclysmic consequences

The sunspot region responsible for May's epic solar storm and widespread auroras is returning for the third time.

Thomas Hertog tells us how he collaborated with Stephen Hawking on his final theorem — a Darwinian revolution in physics that explains the origin of time.

Beneath the Antarctic ice, scientists find remnants of a giant river system that flowed for thousands of miles

NASA has confirmed that pieces of debris found throughout the mountains of North Carolina are the remnants of SpaceX Crew Dragon hardware that reentered the atmosphere in May 2024.

Research has found the universe is remarkably similar in structure to the human brain. But does this mean the cosmos has a consciousness of its own?

Nutrition influencers claim we should eat meat-heavy diets like our ancestors did. But our ancestors didn’t actually eat that way

“Heavy and healthy” can be a rare or common condition. But either way it may signal that some excess weight is just fine

A fossil-fuel executive blames consumers for the climate crisis

Outcomes in quantum mechanics depend on observations. But must the observer be human?

Blockbuster weight-loss drugs are revealing how appetite, pleasure and addiction work in the brain

Spotted lanternflies are sometimes drawn to power line vibrations—and scientists are taking notice

A riveting quest to map the world; quantum physics in a four-act drama; climate solutions that show what we’re doing right

Volunteering in community programs can reduce youth depression and anxiety, researchers are beginning to learn

An emerging science of advanced meditation could transform mental health and our understanding of consciousness

Letters to the editors for the March 2024 issue of Scientific American

Pollution from skyrocketing numbers of satellites burning up in Earth’s atmosphere could threaten our planet’s protective ozone layer