Our favorite six-second science bites from the discontinued video service
Will we grow babies outside their mothers' bodies?
Is it possible for male humans to carry babies? Many scientists hope not
Science headlines in 2004
By observing the seahorse's unusual sex roles, scientists hope to learn more about how they came to be
Already, smart unmanned subs are set to replace dolphins as undersea mine sniffers. Next tech: mine detonation, remote sleuthing and robotic combat.
Pioneering surgeons have made it possible to transplant a human uterus that can bear children, offering hope to millions of women who never thought they could give birth.
It's a contentious, edgy argument! But it's flawed in just about every way. Here's how to exploit those flaws.
Winter babies may not be getting equal start
Anatomical compromises from millions of years ago have made birth hard for humans.
Our editors scrounged up some truly bizarre facts.
Babies' genomes hold clues that can save their lives, but that same information could be used in far less noble ways. Where should we draw the line?
Considering eating silkworms, and wanting to eat seahorses
Ants, minus the venom
When David Hanson set out to build a robotic head, he saw no reason not to make it look just like a human. Then he stumbled into the Uncanny Valley.
If it sounds too good to be true, maybe it is.
If you're a mammal, no. But if you're not...
Go ahead, indulge your eyeballs.
Awed at the pace of technological advances, a faction of geeky writers believes our world is about to change so radically that envisioning what comes next is nearly impossible.
During a week of attempting to cloak every aspect of daily life, our correspondent found that in an information age, leaving no trace is nearly impossible
Are baby birds' brains hard-wired for 3-D perception?
This 10,000-rpm, no-pulse artificial heart doesn't resemble an organic heart--and might be all the better for it