Ancient ‘terror birds’ may have been no match for hungry giant caimans
Artist’s impression of an encounter between an ancient caiman and a terror…
US military wants to grow giant biological structures in space
DARPA envisions growing structures hundreds of metres longScience Photo Library / Alamy…
Polaris Dawn mission is one giant leap for private space exploration
An artist’s rendering of the spacewalk on the Polaris Dawn missionSpaceX SpaceX’s…
