Awesome Home-Built Elysium Exoskeleton Lifts 170 Pounds Like Nothing

YouTuber The Hacksmith has been working on his Elysium-inspired exoskeleton for a long time. Now it's finally paid off: The pneumatic-powered cyborg arms let him curl more than 170 pounds like it's an empty pillow sack, complete with exactly the sort of robotic sounds you'd expect. » 8/30/14 6:13pm Yesterday 6:13pm

Guardians Of The Galaxy Is Now The Highest Grossing Movie Of 2014

The Marvel franchise critics once called too-minor and too-goofy to succeed has upped the ante yet again. Guardians of the Galaxy has surpassed The Lego Movie and Captain America: The Winter Soldier to become the highest-grossing movie of the year at the domestic box office. » 8/30/14 2:00pm Yesterday 2:00pm

You Can Now Access All Of Richard Feynman's Physics Lectures For Free

The lectures of Nobel Prize winning physicist Richard Feynman were legendary. Footage of these lectures does exist, but they are most famously preserved in The Feynman Lectures. The three-volume set may be the most popular collection of physics books ever written, and now you can access it online, in its entirety, for… » 8/30/14 10:30am Yesterday 10:30am

Do You Really Want To Live Forever?

The average human lifespan is increasing at a rate of around five hours a day. Meanwhile, "longevity startups" have become a thing. According to one aging expert, life extension is the biggest change confronting humanity in the 21st century. Are we prepared for this change? Do we even want it? » 8/30/14 10:00am Yesterday 10:00am

NASA Sets A 2018 Launch Date For The Rocket That Will Take Us To Mars

Three years after its unveiling, NASA managers have approved the development of the rocket that will carry astronauts into deep space. Called the Space Launch System (SLS), the heavy-lift rocket will be the most powerful ever built, and is designed to launch the next generation of space explorers to deep-space… » 8/30/14 8:30am Yesterday 8:30am

As Above, So Below Has Spirit, But It's Digging In The Wrong Place

As Above, So Below is an ambitious excavation horror movie that tries to blend the world of Indiana Jones with the found footage genre. And though the locations are breathtaking and the scares very real, the film as a whole collapses under its own mythology. But we kept rooting for the survivors. » 8/29/14 4:00pm Friday 4:00pm

Get 36% Off Limefuel's Giant 15,000mAh Dual USB Battery Pack

What's the most important thing about a backup battery pack? How much juice it holds, right? Which is why we like the Limefuel — it holds 15,000mAh, which should be enough to recharge your phone around ten times, or an iPad Air nearly twice over. Now, io9 readers can grab one for just $34.99 – that's 36% off. » 8/27/14 3:58pm Wednesday 3:58pm