A discussion of a video about scientific research into what makes the skin on fingers wrinkled after being soaked in water. The scientists were able to relate it to internal blood pressure but could not confirm what use this phenomenon...

The algal turf scrubber uses algae to boost water quality.

After the Costa Concordia cruise ship disaster off the coast of Italy, questions were raised about how this could happen, and whether the ship had the best available electronic navigation system. The International Maritime Organization...