In fact, some birds, such as the northern mockingbird, flash colors of white as a warning on their wings as they fly away ... bird enthusiasts can buy fabric spray made to absorb UV light ...

Micah Zenko offers a reminder that there are limits to what a “no-fly zone” can do: Second, protecting civilian populations from one form of lethality — in this case, airpower — may ...

The timing of the announcement has been particularly controversial, coming less than a month after a small DJI drone collided ...

President Volodymyr Zelenskyy has urged Nato to impose a no-fly zone over Ukraine, saying he needs “to protect our sky” from the Russian assault on his country. But Boris Johnson, Joe Biden ...