I'm not a huge fan of scary movies. Maybe it's my genes. German scientists showed 100 women pleasant, neutral and aversive pictures and monitored a chemical in the brain linked to anxiety.

Before any non-Wall Street Journal readers stiffle yawns, there's something exciting about the news: the fact that this company is going public can be seen as a signal that car companies are serious about electric vehicles.

Exploring the galaxy is in fact the same thing as exploring the atomic world. Things are ruled by universal law. To make devices small is to make power big.

Jim Whitty, an architect of the mileage fee concept told me he briefed Congress recently on ODOT's experience with the mileage fee, as Congress considers implementing the system nation-wide. As someone who's been with the mileage fee concept from its inception over six years ago, Jim sees Congress as newly interested in approaches like this.

Mining companies looking for new sources of metals such as copper, zinc and gold are turning to the floor of the world's oceans. Listen to this and other tech stories on my podcast.

Every once in a while, a snake robot video with a techno beat background is in order.