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Want To Avoid Erectile Dysfunction? Try Getting Regular Exercise

A number of studies have suggested that physically active men have lower rates of erectile dysfunction than couch potatoes, but all of them relied on people being honest about the amount they exercised. A new study published by the Journal of Sexual Medicine checked those results by measuring how much their subjects… »9/03/15 5:00pmYesterday 5:00pm

A New Mission Will Search for Ripples in Spacetime

In the distant reaches of the Universe, exploding stars and supermassive black holes are bending the very fabric of spacetime. It’s hard to wrap our brains around such tremendous forces, but we may be able to quantify them, in the form of gravitational waves. A new European Space Agency mission marks humanity’s first… »9/03/15 1:40pmYesterday 1:40pm

Killjoys and Dark Matter Tried To Bring Fun Back to Space. Here's How To Do Better.

A few months ago, Syfy made a push back into the fun space-adventure programming we used to see from the channel. Fridays saw them airing Killjoys and Dark Matter, both of which just got renewed. Both shows had a lot going for them, but do they deserve another season? And how can they improve next year? »9/03/15 1:11pmYesterday 1:11pm

There’s Too Much Gender Variation for Our Brains to (Easily) Deal With 

We think in binaries: plant/animal, day/night, edible/disgusting, safe/dangerous. Breaking the world into discrete chunks helps us make rapid decisions about how to behave, but can also make us uneasy when we’re faced with things that don’t easily fit into one of our mental boxes. »9/03/15 12:57pmYesterday 12:57pm

Despite What Ignorant People Say, Terry Pratchett Is Destined For Enduring Fame

Twilight by Stephenie Meyer probably won’t be read 100 years from now, argues The Prestige author Christopher Priest. But Stephen King and J.K. Rowling have a decent shot at posterity. Also: Terry Pratchett, whose final Discworld book just came out, has an excellent chance at sticking around. »9/03/15 12:38pmYesterday 12:38pm

Help! My Partner Is Addicted to Collecting Toys and It's Freaking Me Out

Hey, folks! Sorry to dispense with my normal nonsense, but I got a really important letter that I‘m very excited to share. I don’t get a ton of letters dealing with real issues, but I’m always happy to try to help. If you only read this for silliness, don’t worry—there’s still an insane Mad Max theory and the world’s… »9/03/15 12:10pmYesterday 12:10pm