Crazy 3D-printed, layered cubes can withstand bullets travelling at 5.8km per second
The idea was to test a theoretical structure called "tubulanes", described as theoretical microscopic structures comprised of crosslinked carbon nanotubes
Global spending on wearable tech devices to double by 2021 (infographic)
Spending on smartwatches to rise to $27b
Elon Musk says building the first sustainable city on Mars will take 1.000 Starships and 20 years
Musk's stated launch cost of only around $2 million per Starship flight is essentially required, should the final goal be to set up a "self-sustaining city on Mars"
