An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar ...

Time and tide, as the ancient saying goes, wait for no one. But what is a tide? The word “tide” is a bit confusing; most people think of it as the ebb and flow of the ocean at the beach, caused by the ...

WASHINGTON — NASA is revamping a major series of Earth science missions, delaying some and relying more on international partners for others to reduce costs. As part of NASA’s fiscal year 2025 budget ...

One of the chemicals considered essential to life on Earth may have originated in outer space, researchers have found. Nitrogen compounds, including ammonium salts, may have made their way to Earth ...