Zippy particles called cosmic rays travel at nearly light speed across the cosmos, and astronomers have been searching for sites where these particles get their energy. Thanks to our NuSTAR telescope, we’ve found another candidate: pulsar wind nebulae.
ZIPLINE IN TALKS TO RAISE ~$1B AT $20B VALUATION
Drone delivery startup Zipline is discussing a new funding round of around $1 billion that would value the company at roughly $20 billion, nearly 3x its previous valuation.
The talks are still early and terms could change.
Source: Bloomberg
Zipline and Uber are preparing to target one million autonomous drone deliveries per day. Beyond a remarkable milestone, the lesson is they perfected safety over Africa and brought it home.