What You Need To Know About NASA's Twin Study

NASA Astronaut Scott Kelly is on a mission to spend nearly one year in space, the longest mission of its kind by any American astronaut so far. But back here on Earth, his twin brother Captain Mark Kelly is also being studied by NASA for the same length o

Ping Pong Cannon

Ping Pong Cannon

William Gurstelle demonstrates his pingpong cannon in action.

World Maker Faire - Fire-Breathing Robot

World Maker Faire - Fire-Breathing Robot

Hosts Katie Linendoll and Sam Roberts chat with the creator of a 30-foot-tall fire-breathing robot--and send their cameraman into the machine for a closer look.

World Maker Faire 2015 - Toilets for People

World Maker Faire 2015 - Toilets for People

Host Katie Linendoll learns about a composting toilet for developing countries

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World Maker Faire 2015 - Lumiphonic Creature Choir

World Maker Faire 2015 - Lumiphonic Creature Choir

Host Katie Linendoll listens to a choir of 12 disembodied heads

World Maker Faire 2015 - Cirque Amongus

World Maker Faire 2015 - Cirque Amongus

Host Sam Roberts visits an interactive circus and goes for a spin

F-35B Lightning II Joint Strike Fighters, Operational Testing 1 (OT-1)

F-35B Lightning II Joint Strike Fighters, Operational Testing 1 (OT-1)

It's a flight

Patrick Hardison

Patrick Hardison

In 2001, Patrick Hardison was caught in a fire that burned off much of his face. After fourteen years and more than 70 surgeries later, Patrick finally received a face transplant. He spoke with Popular Science about what his life has been like since his transplant.

NASAand 39:s Mars Recruiting Posters

NASAand 39:s Mars Recruiting Posters

NASAand 39:s new posters make us want to go to Mars!

Edible Six-Pack Rings To Reduce Plastic In Oceans

Edible Six-Pack Rings To Reduce Plastic In Oceans

Plastic in the ocean is a big problem, killing birds, fish, and anything else that eats or gets stuck in the refuse. One of the biggest culprits? Plastic six-pack holders. Now, Saltwater Brewery in Florida has has introduced new edible six-pack holders made from brewing byproducts (grains, etc.) to replace the plastic rings.

Build It - Giant Bristlebot

Build It - Giant Bristlebot

One of the simplest and most popular DIY robots is the bristlebot, a contraption made from a toothbrush head glued to a small motor, which can buzz over a flat surface. When DIYer Randy Sarafan, founder and manager of the Instructables Design Studio, was building a simple bot that would roll a tennis ball across the floor, he decided to power it with a bristlebot. But to provide enough strength, he would have to scale up the bot. In this Build It video, Popular Science demonstrates how you can build the giant bristlebot Sarafan designed.

The Battery In The Basement

The Battery In The Basement

For a few hundred dollars, an electric water heater can be made to work like a home battery, providing cheap, clean energy at a fraction of the cost of a Tesla Powerwall.

DIY Bug Bot Dodges Obstacles

DIY Bug Bot Dodges Obstacles

Build a simple obstacle-dodging bug bot, and then watch it in action!

Canon Wants You To Print Your Best Instagram Photos For The World To See

Canon Wants You To Print Your Best Instagram Photos For The World To See

Printer and camera company Canon wanted to make a big splash at CES 2016 by announcing an all-new service for printing Instagram photos called "UBUPrints."To promote the idea, Canon hooked us up with aerial photographer Natalie Amrossi for a helicopter tour of Las Vegas, the site of CES. Canon hopes to encourage other social media stars to use the service to put their best work on physical display, in their homes or in galleries worldwide.

Amped: Why The Power Grid Is Like The World's Worst-Run Restaurant

Amped: Why The Power Grid Is Like The World's Worst-Run Restaurant

This episode of Amped, our new original series on the future of energy, takes a look at how the energy grid could use big batteries to better store and manage electricity to account for peak usage.

The Hexoand Is A Personal Drone That Follows You Everywhere

The Hexoand Is A Personal Drone That Follows You Everywhere

The showroom floor of CES 2016 was home to many drones, but the Hexoand stands out among the flock. The Kickstarter-based project that began in the summer of 2014 has finally culminated in a drone that not only follows its human owner through a smartphone app, but also comes with a built-in gimbal designed to mount a GoPro camera, allowing it to grab video from the front, back and sides. The Hexoand costs $1,349 and is available now online.