The video shows an automatic failsafe algorithm that allows a quadrocopter to gracefully cope with the loss of a propeller. The propeller was mounted without a nut, and thus eventually vibrates itself ...

Created by Vitalik Buterin, Ethereum is a blockchain that enables smart contracts and dapps to operate on its network.

Ether's multi-week climb toward the $4,000 level has faced resistance, with the token falling more than 3% to around $3,696. While bulls remain confident the uptrend is intact, recent price action has ...