A proposed array of 200 small telescopes could detect Planet Nine by observing stellar occultations. Spaced across 1,000 km, they’d map Trans-Neptunian Objects and potentially confirm a planet or primordial black hole in the solar system’s outer reac
Ancient Roman concrete arches contained volcanic ash, which helped them self-heal when cracks formed by reacting with water. This made them incredibly durable, lasting for millennia.
Have you ever wondered why rats are always being used in laboratory experiments? Yes, rats are not only highly intelligent animals, but they also have great memories too. Rats are able to map out a room and will remember all of the routes to get around f
