About
Dave Mosher has watched humans and robots launch into space, flown over the North Pole to catch a total solar eclipse, tested inventors' home-built contraptions, toured defunct nuclear reactors, and donated his poop bacteria in the name of science, among other reporting adventures.
![CES 2015: See What Your Dog Sees With Motorola’s New Wireless Dog Collar [Video]](https://www.popsci.com/wp-content/uploads/2019/03/18/D6ROMZZLW4WTFCI2V7RDU4KPUY.jpg?quality=85&w=1026)
![CES 2015: Delphi’s New Autonomous Driving System Is High-Tech And Well-Hidden [Video]](https://www.popsci.com/wp-content/uploads/2019/03/18/XLJPUA3YPEGU5Q7TIUT7CEHLUY.png?quality=85&w=759)
![A Pet Drone That Follows You Like A Lost Puppy [Video]](https://www.popsci.com/wp-content/uploads/2019/03/18/GP42OBIBFUPIKU4DGFX7NIZCFY.jpg?quality=85&w=525)
![Virgin Galactic’s Spaceship Flies On Rocket Power For First Time [Updated With Video]](https://www.popsci.com/wp-content/uploads/2019/03/18/SES6L5LTTYRIA2KLMWUQ5XYZLY.jpg?quality=85&w=525)
