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Four rat tapeworms harvested from a single laboratory rat are shown in a six-well plate. The worms don’t harm the rats. Each worm, between two and three feet long, can produce more than 1,000 eggs per day. William Parker

They might sound gross, but intestinal worms can actually be good for you

The thought of intestinal worms sneaking around our bodies is pretty unpleasant, but some types of worms are beneficial and could help treat inflammatory diseases.
Why aren’t more women working the crowds in NH? Mary Schwalm/REUTERS

Why aren’t more women running for office?

Yes, we have Hillary and Carly. But fewer women hold elected office in North Carolina, California and Kansas than they did just five years ago. Hyper-partisanship may be one root cause.
A suspected member of the Crips gang is cuffed in LA. Jonathan Alcorn/REUTERS

When gang violence goes viral

Online threats can quickly lead to real-life shootings.
New forms of life are discovered in high-tech ways that leave yesterday’s natural history collections in the dust. Detective image via www.shutterstock.com.

The modern, molecular hunt for the world’s biodiversity

Forget the pith helmet and butterfly net. Discovering biodiversity now is much more about metagenomics and the 0’s and 1’s of digital databases.
There were no fatalities from Hurricane Patricia, which was downgraded to a tropical storm after making landfall in Mexico. Tomas Bravo/Reuters

Did El Niño give Hurricane Patricia more kick?

Research shows that El Niño creates conditions for a certain type of hurricane – and offers clues as to how climate change can affect the severity of hurricanes.