A flexible battery powered by humid air can run wearables without toxic metals, and one version self-destructs when tampered with.
Norway deploys its advanced HUGIN Superior drone to map the Arctic’s deep-sea floor. See how this AUV reveals hidden ...
It's America's 250th birthday this holiday weekend, and there's no better way to kick off the party than with some ...
Canned oxygen promises to boost your performance at altitude. We asked a medical expert if it lives up to the hype, then put ...