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Harry Potter's Kid Starts at Hogwarts Today and Death Is Coming for Us All

We are mortal and every step we take brings us one step closer to the grave. We know this because today—September 1st, 2015—is the day that Harry and Ginny Potter (née Weasley) send their first son to Hogwarts to begin his wizard education, according to none other than J.K. Rowling herself. » 9/01/15 9:30am 4 minutes ago

RIP Oliver Sacks: 7 Must-Read Books and Stories About Our Beautiful Brains

In the past day you may have seen the internet lighting up with appreciations for the writer and neurologist Oliver Sacks. He died yesterday at age 82, leaving behind a lifetime of illuminating writing that helped us to understand our own brains as beautiful, imperfect machines. Here are a few of our favorite books… » 9/01/15 7:40am Today 7:40am

This First Clip From the Gotham Season Premiere Is Already Completely Bonkers

As io9’s reviewer of Gotham, I’ve been looking forward to the second season much like I look forward to a dentist appoint—painful, but necessary. But this two-minute clip from the show’s first new episode has dropped, and it’s so terrible, so insane, and yet so promising you all have to give it a watch. » 9/01/15 7:15am Today 7:15am

How Next Week's Space Expo Will Bring The Adventure of Space Travel To Life

What does Long Beach Comic Con have that other big conventions don’t? A whole series of programs devoted to space exploration, called Space Expo. We talked to the panelists about road tripping on Mars, weird landforms on Ceres, and what fictional technologies they most wish would become a reality. » 8/31/15 5:00pm Yesterday 5:00pm

We're Finally Getting Some Incredible-Looking Fallout Figures

The brilliant designs of the post-apocalyptic Fallout series have long been yearning to get turned into awesome toys. And while we’re getting some cutesy Funko Pops based on the series, a new line of figures from the folks over at Threezero is giving us a much more faithful—and pricier—batch of figures. » 8/31/15 4:30pm Yesterday 4:30pm

Afternoon Hypnosis: Watch These Droplets Coalesce and Break at Terminal Velocity

It’s (relatively) easy to get water droplets to move at terminal velocity. They don’t even have to be moving relative to you. Just get air flowing upwards fast enough, and the water will hover, without increasing its speed up or down. Then throw more water drops at it, and see what happens. » 8/31/15 4:00pm Yesterday 4:00pm

Thirty Years Ago, the Night Stalker Was Captured By An Angry Mob

His name was Richard Ramirez, but at the time of his August 1985 capture, most knew him only as the “Night Stalker,” the rapist and murderer who’d been terrorizing California for two years. When a fingerprint outed his identity, his photograph was widely circulated—and his days of killing became perilously numbered. » 8/31/15 3:30pm Yesterday 3:30pm