New video footage of an unknown craft hovering in the sky over England.
Video footage of an unknown craft flying over Mattituck, Long Island.
The world's largest particle smasher is kicking off a major upgrade to churn out 10 times more data and help unlock the secrets of physics.
New video footage of an unknown triangle shape craft flying over Seoul, South Korea.
Russia is building a laser cannon death ray capable of targeting and destroying objects in space.
High costs of extracting greenhouse gases from thin air could tumble with new technologies that can help to combat climate change,
New video footage of two unknown object hovering in the sky above Paulsboro, New Jersey
You're not being paranoid — your smartphone really is listening to you, a cybersecurity expert has warned.
NASA's Curiosity rover has uncovered the best evidence yet that life may have once existed on Mars.
China has unveiled an unmanned fighter jet that could fly at supersonic speeds and prove a 'nightmare' for US defence systems.