Australian engineer Dr Susan Graham is building drones to fire germinated seeds into soil. The system can access remote areas, determine the best places to plant and even help with mine rehabilitation.

On August 21, 2017, the United States will be treated to a rare celestial event. Those who live along a narrow corridor between Oregon in the North-West and South Carolina will see the Moon blot out the Sun. Just beware the mother of all traffic jams!

Despite US government policies to turn back the clock on climate change, political, business and religious leaders around the world will not abandon their commitment to reduce carbon emissions.

It's not quite Google Glass, but Canadian film maker Rob Spence has come up with a prosthetic eye with an embedded video camera. Reckons he can 'hear' colours.

After the demise of the Concorde in 2003, China and the US race to revive the dream of hypersonic flight with turbine rocket combined cycle propulsion.

It's not quite Google Glass, but Canadian film maker Rob Spence has come up with a prosthetic eye with an embedded video camera. Reckons he can 'hear' colours.

Despite US government policies to turn back the clock on climate change, political, business and religious leaders around the world will not abandon their commitment to reduce carbon emissions.

After the demise of the Concorde in 2003, China and the US race to revive the dream of hypersonic flight with turbine rocket combined cycle propulsion.

It's not quite Google Glass, but Canadian film maker Rob Spence has come up with a prosthetic eye with an embedded video camera. Reckons he can 'hear' colours.

After the demise of the Concorde in 2003, China and the US race to revive the dream of hypersonic flight with turbine rocket combined cycle propulsion.