Short-hop regional flights could be running on batteries in a few years.
The artifacts were often made from found objects – an Ivory dish-soap bottle transformed into an earthenware figure.
On New Year’s Eve 1899, the captain of this Pacific steamliner sailed into history. Or did he?
This graphic shows the orbits of all the known Potentially Hazardous Asteroids (PHAs). Over 1,400 asteroids that we no about are considered hazardous because they follow orbits that pass close to the Earth’s orbit.