Add Yahoo as a preferred source to see more of our stories on Google. Horsehair worms can control a host's brain and steer it to water, where it drowns. Scientists have studied the worms' ...

You’re not likely to witness a horsehair worm making its exit from a praying mantis, but if you do, it’s quite a sight. The spaghetti-like worm, under wet conditions, gradually wiggles out of its host ...

Parasitic horsehair worms that dwell in the guts of praying mantises compel their hosts to walk to water and drown themselves. Now, scientists have discovered the secret to these worms' horrifying ...

The interaction between parasites and their hosts can be gruesome: They manipulate, invade and terrorize their unsuspecting hosts, often killing them in the process. From mind-controlling organisms to ...

Horsehair worms can control a host's brain and steer it to water, where it drowns. Scientists have studied the worms' mind-controlling power for years. But what's really going on? New research shows ...