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Stars and galaxies make up much of the universe's ordinary, observable matter. But for decades, scientists have wrestled with a cosmic conflict: There should be much more.

Health advisers met Thursday to review more than a half-dozen peptides, unproven substances that have become a growing wellness trend despite little evidence they are safe or effective.

In a world where trust in institutions is generally declining, trust in science remains relatively high. Yet belief in scientific conspiracy theories, such as hushed-up effects of vaccines or airplane "chemtrails," is also ...

A Yale-led research team has proposed a less expensive—and more environmentally friendly—method for removing certain "forever chemicals" from millions of acres of farmland in the United States and around the world.

A biotech company called Revel Pharmaceuticals is looking into ways to reverse aging, and the company's science team, along with researchers from the company Calico and the University of Colorado, may be a step closer to ...

Sleep is known to be essential for survival, as it allows both humans and other animals to rest, while the brain consolidates memories and clears out metabolic waste products. For many people worldwide, however, falling asleep ...

While humans are inherently social beings, psychology studies suggest that their social skills are gradually fine-tuned over time and with experience. Understanding when different social skills emerge and how they typically ...

ChatGPT maker OpenAI said Tuesday that its artificial intelligence system hacked into another AI company on its own in what the company called an "unprecedented cyber incident."

According to current understanding, the universe is expanding—and is doing so at an accelerating rate. This is believed to be caused by something called the cosmological constant, which was first proposed by Albert Einstein ...

Quantum networks, systems consisting of multiple connected nodes or devices that can transmit quantum information to one another, have the potential to advance future communications. These networks typically leverage entanglement, ...

Moss may well be something that most of us barely give a second thought, but there is far more to this small nonvascular plant than meets the eye. A new study published in the journal Royal Society Open Science reports that ...

When you first step into Japan's Kyushu tombs, the first thing you notice is nothing at all. "When you enter, you're engulfed by darkness; you can smell earth and stone, and you have the sensation of being enclosed …," said ...