Watching a diving bird vanish beneath the water can feel almost unreal. One moment it cruises through the sky. Seconds later, it swims after prey before returning to the air. Around 100 bird species ...

Anna's hummingbirds can reach top diving speeds of around 60 mph, but their normal flight speed is around 25-30 mph. During flight, the little birds can reach nearly 10 g's of force. When diving, ...

Researchers say the $300 robot marks the first bird-scale machine to complete an air-to-water-to-air cycle using flapping wings alone. Watching a diving bird vanish beneath the water can feel almost ...