NASA has achieved a lot in space exploration in 2014, including taking giant steps on Mars, testing cutting-edge technologies and making scientific discoveries while studying our changing Earth and the infinite universe .
Space rocks heading towards the Earth that often go undetected by telescopes could potentially be identified by spotting changes in solar wind, streams of plasma, and particles spewing from the sun, a new research has suggested.
Scientists have warned that the threat of an asteroid impact is far greater than previously thought. In order to counter the threat, plans are being mapped out to protect Earth from rogue asteroids with nuclear weapons.
The world is still heading for the hottest year on record although last month was only the seventh warmest November since 1880, the US National Oceanic and Atmospheric Administration (NOAA) said Monday.