Life's Little Mysteries: Science questions, answered

Rome is famous for its gladiators, but were any of these fighters women?

Space looks very dark from Earth. But does the solar system, and the universe for that matter, have an area that's the darkest of all?

London is at the same latitude as Calgary, Alberta. So why is the Canadian city about 15 degrees Fahrenheit (8.3 degrees Celsius) cooler in January?

Even without brains, creatures like jellyfish and sea anemones can learn from experience.

Bubbles are usually the first sign that water’s coming to the boil, but heating it in a microwave seems to skip this important step. Here’s what’s going on.

It's not just humans who notice optical illusions; certain animals do too, and they often use it to their advantage.

Humans likely left a lot of archaeological evidence along the Bering Land Bridge when they crossed from Asia to Alaska during the last ice age. But will we ever be able to dive down to examine it?

Whether we report having dreams in color or in black and white may be influenced by the media we watch, or perhaps that simply influences the way we remember them.

Most fruit is pretty small, so why do pumpkins grow to such enormous sizes?

Neanderthals were meat eaters, but new analyses show that their diets included other morsels.