Life Science

From the smallest microbe to the largest mammal, Life Science explores the origins, evolution and expansion of life in all its forms. Explore a wide range of topics from biology to genetics and evolution.

Your brain is more than a recorder of memories. It's also an editor of them — cutting out some bad parts, expanding some good ones, maybe even changing the story line over time. In what ways does your memory betray you?

Scientists are successfully expanding the building blocks of DNA, helping us better understand where life comes from – and where we could make it go.

Politicians and celebrities often lie or exaggerate claims that can be easily verified, but why?

Our playing fields have become center stage for the global discussion about concussions. Why didn't this happen sooner?

A good guffaw involves way more than just sputtering a few hearty hee-hees.

Ancient, frozen viruses are destined for resurrection anyway, as climate change continues. Researchers figure we might as well see what humanity is up against.

Ever tried to get your child, spouse or friend to do something by telling them to do the opposite? That's reverse psychology. But how often does it work?

Here's a hint: You're more likely to find one haunting a backroom than an attic.

Back in the day, knocking your opponent out sure could provide some handy advantages for mating and survival.

Are you a fan of the dark arts of deception? Julie's about to help you get even better in this video.

Giant viruses sound like something from a science fiction movie. But they're real. However, they're not as scary as you might think.

They say a hungry man is an angry man. But a man who's just had a Big Mac combo may not be all that peaceful either.

If left-handedness offers an evolutionary advantage, why has the proportion of left-handed people not changed for 10,000 years?

Why does everyone remember Monday and Friday but not the days in between?

The nausea and dizziness that result from a concussion are bad enough. On top of those symptoms, do you have to worry about dying if you fall asleep?

Viruses, viroids and prions are microscopic, infectious particles with a common, despicable goal — but the way each goes about achieving that goal is different.

We love stories of twins who can sense each other's pain or know what the other is thinking. But is there really such a thing as "twinspiration" or is just coincidence?

There's a great need for people to donate their bodies to science but not many people think about doing it. What happens to your body after you make that decision?

Pain is subjective — what is excruciating to you might be tolerable to me. Which is why it's so difficult to measure and control.

The human brain might just be Pandora's box. Will we like what we find when we really take a look? It might just depend on how you interpret the data.

Deep in Siberia, scientists discovered a giant, amoeba-eating virus. This may sound like straight-up sci-fi, but it's actually happened a few times. Is climate change to blame for resurrecting these ancient bugs?

You've probably experienced that moment where you're driving, get lost, turn down the radio, and then think, "Why did I just do that?" Hopefully, you got to your destination, but did you ever figure out why you turned down the tunes?

Orchids might be the sexiest flower in the greenhouse. Its very name comes from the Greek word for "testicle!" And its reproduction methods are pretty exotic too.

Think your job is hard? Biological anthropologists use tools from practically all walks of science to understand the differences within and between human populations. Investigating the environmental and hereditary bases of diversity isn't easy.

Nostalgia, contrary to centuries of common knowledge, appears to be a good thing. A really good thing.