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Asteroids rich in rare elements could be harvested for their valuable
Many of the most dramatic cosmic events take the form of explosions, from asteroid impacts to the Big Bang itself. Here are some of the most spectacular examples
One of the best ways to study the Universe is to inspect actual materials from our celestial neighbours. Some naturally fall to Earth as meteorites, but these are few and far between, limited in their
How many planets are there in the Solar System? It sounds like an easy question, but it’s more complex than you might think – and actually it’s one we still can’t answer. With scientists finding evide
The year 2025 has been a vintage one for astronomy. In January, we were hooked on reports of a building-sized asteroid on course to collide with Earth. The risk was quickly downgraded from worrying to
For the first time, a study has revealed Earth-sized planets orbiting each of the stars in a binary system. An international team found the worlds around a stellar pair called TOI-2267: two small, coo
In 1874, the Scottish-American industrialist Andrew Carnegie completed the mile-long Eads Bridge, made of steel and crossing the River Mississippi into St. Louis. At the time, nobody believed that ste