The smallest is the two-inch-long bee hummingbird. Everything about the anatomy of a bird reflects its ability to fly. The wings, for example, are shaped to create lift. The leading edge is ...

Elon Musk is once again making a useless change, and Twitter will no longer be known by its alias, "The Bird App." Musk announced that the app would change its brand's iconic logo to an 'X' in a ...