Author: Holly Fortini

Rags, riches, and fame in mathematics.

Sorry, education reformers, it’s still memorization and repetition we need.

A flatworm that lives in soil and uses TTX to hunt down much larger earthwormsPeter Ducey Lurking in the soil, even under a most peaceful and well-nurtured garden, is a surprisingly fierce predator: Bipalium adventitium, an invasive flatworm that began appearing in the United States about 100 years ago, likely hitching a ride in potted […]

Your brain needs to forget in order to grow.

A pill to dampen memories stirs hope and worry.

Two Nautilus artists share their creative visions.

The light dimmed and the murmur of conversation died away. The curtain opened. Lindemann was standing on the stage. He was plump and had a bald spot made all the more noticeable by the few sparse hairs combed over the nakedness of his skull, and he was wearing black horn-rim spectacles. His suit was gray, […]

Your heart rate speeds up, your breathing quickens. Your muscles tighten. Your stomach ties itself in knots. All of these changes are symptoms of the condition called stress. When animals, including humans, are under acute stress, their bodies respond with a powerful neurochemical chain reaction. Glucose, the fuel for our cells, is released into the […]

When you look in the mirror, the image you see looks a lot like you—not exactly the same, because when you raise your right hand, your mirror-self raises its left. What’s more, the mirror image is merely an assemblage of reflected light, without a physical body behind it. Despite these differences, you can see an […]