Nvidia (NASDAQ:NVDA) has maintained a long head start in artificial intelligence (AI) chips, rapidly advancing to the ...

Strategy Inc. (NASDAQ: MSTR) executive chairman Michael Saylor says Bitcoin (CRYPTO: BTC) makes the stock “interesting,” but ...

Jeff Bezos remains Amazon's largest shareholder with an 8% stake, valued at about $187 billion. Institutional investors like Vanguard and BlackRock own over 65% of Amazon. Amazon stock can be ...

Some white dwarfs in rapid binary orbits are far hotter and larger than theory predicts. Researchers found that powerful tidal forces between them generate enough heat to inflate their sizes and ...

Impression of the 6.9 minute double white dwarf binary J1539+5027, composed of a tidally heated white dwarf (yellow) and its more compact companion (blue). It is about to start mass transferring.

Brown dwarfs: too small to be stars, too big to be planets. Only discovered in the 1990s, these in-between cosmic objects aren’t big enough to burn as hot and bright as a true star, instead usually ...

An orange, striated sphere hangs in space with stars behind it with a line from it drawn to a box that contains a space-filling model of phosphine where phosphorus is orange and hydrogen is white.

An artist's depiction of the newly discovered "quadruple system" within the Milky Way. In it, two brown dwarfs orbit each other at the right, and together, they orbit a pair of red dwarf stars at the ...

Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to their supercomputer simulations. We know it's real because its mass ...

"Dark matter could be captured by stars and accumulate inside them. If that happens, it might also interact with itself and annihilate, releasing energy that heats the star." When you purchase through ...