Partial Lunar Eclipse seen from International Space Station

In a three-phase process in which four hydrogen atoms combine to form a helium nucleus, the Sun converts about 600 million metric tons of hydrogen per second to 596 million metric tons of helium. Then that depleted four million metric...

In winter and spring, the lake located northwest of Osoyoos in British Columbia’s Okanagan Valley looks just like any other body of water. But as most of the water starts to evaporate in summer, hundreds of huge briny pools are...