It's easy to come up with ideas, but much harder to implement them! Learners read along to an audio recording of Aesop's "Belling the Cat" before coming up with a plan that will keep the fable's mice safe while placing a bell on a cat.

A new book explores why engineers should pay close attention to past failures when designing a new bridge or plane. [13 mins. 26 secs.]

From designer yeast genomes to batteries made from bacteria, an update on synthetic biology. [22 mins. 45 secs.]

Maurizio Porfiri designed a robotic fish that attract real fish. Now he's trying to understand why.

Inside the world's longest self-anchored suspension bridge being built in quake-prone San Francisco Bay.

Researchers describe advances in engineering lung tissue.

A discussion of the design of the new Yankee Stadium and whether there is any engineering reason that there seem to be more home-runs being hit there than there ought to be. A wind engineer, for example, explains how winds might be a...

Researchers describe an portable fluorescent microscope they've built using a cell phone and inexpensive parts.

The Rubik's Cube was invented in 1974 by Hungarian architectural professor Erno Rubik. Since then, the puzzle has influenced engineers, designers, artists and puzzlemasters. Paul Hoffman, CEO of the Liberty Science Center, and speedcuber...

High school engineering students describe their award-winning invention.

As researchers draw nearer to the ability to design and grow new organisms from scratch, what planning and protections need to be in place to cope with the consequences?

Engineers have been building bridges for hundreds of years. But are better designs, techniques, and materials available today?