Researchers have made some of the most accurate clocks imaginable in recent years, but the trick is harnessing those clocks to electronics. Using lasers to tune microwaves bridges the gap.
Artworks can look very different if you view them with more than the unaided eye, and that can help you spot the fake from the genuine.
Shortly after Glen MacPherson started hearing strange humming noises, he created the World Hum and Database Project so people around the world could document their own experiences with the Hum.
Citizen science will ensure that the skies have no limit when it comes to research, as ordinary people are encouraged to take part in simple acts of exploration.