An airline in India has been forced into an embarrassing apology after one of its passengers found a dead cockroach in his in-flight meal and tweeted it to hundreds of followers. Rohit Raj Singh ...

Closeup of cockroach inside a coffee mug - Ananaline/Getty Images Cockroaches might not be anyone's favorite houseguest, but they actually play a useful role in nature. When they munch dead plants and ...