Inventor Musk to share plans for high-speed travel (Update)

Twice as fast as an airplane, cheaper than a bullet train and completely self-powered: that's the mysterious transportation system for which inventor and entrepreneur Elon Musk is promising to reveal design plans Monday.

Choosing a wave could accelerate airplane maintenance

Ultrasonic waves can find bubbles and cracks in adhesive bonds holding airplane composite parts together, and now aerospace engineers can select the best frequencies to detect adhesive failures in hard-to-reach places more ...

Explained: Hydrophobic and hydrophilic

Sometimes water spreads evenly when it hits a surface; sometimes it beads into tiny droplets. While people have noticed these differences since ancient times, a better understanding of these properties, and new ways of controlling ...

For solar pilot, human endurance is the sky's limit

Pilot Andre Borschberg oversaw the construction of a solar plane that can fly through the night, but these days the entrepreneur is more concerned with the limits of man than of technology.

page 6 from 13