A Moment of Science: Audio

‘Biological invasion’ is a phenomenon that occurs when a foreign organism establishes within a community of organisms that it otherwise wouldn’t be associated with.

Hair and fur are practically identical. How can that be?

When you think of beehive, your first thought may be of honey oozing out of the iconic hexagonal cells. Remarkable as the honey may be, though, the cells themselves are just as interesting.

Microscopic hydras will trap and paralyze their prey. The next step usually is to stuff their mouths, only hydras usually don't have mouths.

When it comes to researching extinct animals the focus has almost entirely been on DNA because it tends to stand the test of time better, but RNA is the real secret to understanding how animal’s cells functioned.

The all-too-familiar American cockroach almost seems to know where you're going to strike. What's the tip-off that sends the cockroach running?

If you look at a green door at the edge of your field of vision, it's still green. Simple right? Not quite.

Tardigrades look strange, but they're made up of even stranger stuff.

Some academics have turned to creative sources to translate what existing research tells us about climate problems and policy responses: fairy tale characters.

What sets MRI, CT, and PET scans apart?

In 2018, scientists from Johns Hopkins and the University of Cincinnati attempted the first study of extinct Hispaniolan rodents using isotopes. What can isotopes tell us about extinct animals?

Male fireflies cruise the evening air, flashing their lanterns in a pattern characteristic of their species, looking for females of their own kind.

About 56% of the ocean’s surface has changed in color. An expanse larger than Earth’s entire land surface has become slightly greener.

Have you ever wondered why fluorescent colors -- like you see in highlighters or clothing dyes, for instance - seem so much brighter than other colors?

What did the Earth need to become habitable?