How fast and in which direction is our solar system moving through the universe? This seemingly simple question is one of the ...

Most people learned in school that Mercury is just a small, scorched planet close to the Sun. But NASA’s MESSENGER mission ...

Once a year, an astronomical alignment ushers in this seasonal change. Like its winter counterpart, the summer solstice is celebrated across the world—and shrouded in myth.

From solar carts to lake clean-ups, these five young Indian innovators and changemakers are proving that age is no barrier to ...