Seven On Your Side Investigates used a black light to see firsthand how washing your hands can make a big difference in whether they're clean or not.

The film explores the properties of light, including reflection and refraction, through various experiments. It demonstrates how light travels in straight lines, how mirrors can reflect images ...

This sort of motion is common in galaxies sporting active central supermassive black holes, like the one in the nearby ...

Experiments to dim sunlight to fight global warming will be given the green light by the Government within weeks.