The evidence showing the benefits of sex ed is stronger and stronger.

A new study reveals the circuitry that enables birds to perform their best.

How safe do you think nuclear energy is, for instance?

The planet is close enough

At their adult stage, frogs are generally carnivorous, but there are exceptions.

Talk about a plot twist.

Despite progress, important disparities still remain.

The link between air pollution and dementia thickens.

Smoking was found to significantly affect cognitive ability.

Hubble may have spotted a very rare phenomenon.

GPS equipment can track very subtle ground movements.

Should we label sugar like tobacco?

They may look kinda cute, but they're a real menace.

These are questions that really need to be pushed, researchers say.

It's the opposite of what researchers were expecting.

Our galaxy's center has strands nearly 150 light years long, spread across like strings on a harp.

Exciting results suggest vitamin D supplements could reduce the risk of autoimmune diseases.

A drug cocktail has shown promise in regrowing lost limbs.

There are solutions to anonymize data, but they need to be carefully implemented.

While the researchers can't completely discard the theory, it needs more evidence to hold up.

Red Planet? More like Purple Planet.

A leading French aquarium vendor will no longer produce and sell fish bowls due to concerns about animal welfare.

What researchers thought was water may turn out to be rocks, a new study concludes.

Researchers took a crack at understanding chimpanzee culture -- and ended up with some interesting results.

The link is nothing new, but some controversy still lingers.

Black holes may do more than just destroy -- they may also create new things.

What does the belly button even do?

Inuits are undeniably resourceful and capable, but something about this story smells.

Some on this list are downright scary.

More plant-based options are usually a good idea, but you need a lot of them to shift people's options.

When we reach a certain threshold, a superintelligent machine will be too much for us to contain.

Anything can happen... but it usually doesn't.

Conservatives have long accused Twitter of having a bias against them -- but the opposite seems to be true.

A new study may help explain how some gender stereotypes become entrenched from early childhood.

It's a tale as old as history -- but it could be a misleading tale.

You've heard of endangered species, but have you heard of endangered alphabets?

If there's this much waste in Sweden, a country of 10 million, what does this mean for the entire planet?

Focus on what can be solved.

Not all conferences should be stopped. But cutting down on needless travel is something we should all consider.

It's easy to erase the progress made in our fight against measles.

Not so stealthy after all, eh?

The space race heats up in multiple ways.

Here are some of the most famous equations, from the ancient Greeks to modern physics.

It's a relatively new type of breed -- and a pretty unusual one as well.

Researchers from Walter Reed say they will announce results publicly within weeks.

We continue our foray into the history of Christmas.

The technology is progressing faster than our moral framework for it.

The treasure contains some remarkable pieces that were made in Egypt over 3,000 years ago, from the time of Nefertiti.

It's more than just filling in the blanks: it's like going to the museum with your coloring.

It's almost everywhere already, and it's showing signs of vaccine resistance. But it's not all bleak.