The red planet was half blue, according to space scientists. A research team using images from cameras on Mars-orbiting ...

AtIndonesia’s Kawah Ijen volcano, a breathtaking blue glow emerges at night, setting it apart from most volcanoes where lava ...

Red does not make bulls angry. Science shows they react to movement, not colour, debunking myths and revealing how instinct, ...

Fireworks explode over Mount Rushmore National Memorial in South Dakota's Black Hills. (Courtesy of Travel South Dakota) In the earliest days of the United States, John Adams wrote to his wife Abigail ...