When flying a drone at night in the US, your drone must be fitted with an anti-collision light that is visible for a minimum of three miles. These lights must also have a strobe feature. In the UK, ...

Luckily, you don't have to travel out West to visit a Dark Sky Park because there's one with miles of scenic trails and ...

With it, you can watch the progress of birds as they waft their way across the nation and even track how many flew over your county the night before. The system uses radar because most species ...