Record for hottest day ever recorded on Earth broken twice in a row

Satellites uncover 'invisible' auroras glowing in infrared in Earth's atmosphere

It's Official: Monday Was The Hottest Day on Earth Since Records Began

How wireless energy from space could power everything : « Ali Hajimiri explains the principles behind wireless energy transfer and shares his far-out vision for launching flexible solar panels into space in order to collect sunlight, convert it to electrical power and then beam it down to Earth. »