Top Sstories: ‘'Hellboy'’ the dinosaur, why humans are the fat primate, and& great news for hypochondriacs
(Left to right) Jason Houston; Cyril Ruoso/Minden Pictures/Newscom; Julius T. Csotonyi/Courtesy of Royal Tyrrell Museum, Alberta

Top stories: 'Hellboy' the dinosaur, why humans are the fat primate, and great news for hypochondriacs

'Superspreading event' triggers MERS explosion in South Korea

Authorities in South Korea are scrambling to contain an outbreak of the deadly Middle Eastern respiratory syndrome (MERS). At least 36 people have been infected in what is already the biggest outbreak of MERS outside the Arabian Peninsula. It's still unclear how a single imported case could have led to so many secondary infections.

Mystery company blazes a trail in fusion energy

Tri Alpha Energy Inc. is one of the handful of startup companies trying to achieve fusion energy via nontraditional methods. Now, the company reports that its device has shown a 10-fold improvement in its ability to contain the hot particles needed for fusion over earlier devices at U.S. universities and national labs.

Why humans are the fat primate

Compared with the rest of the primate family tree, humans are pretty fat. How’d we get so plump? It all comes down to evolution. By comparing our bodies to bonobos, scientists have identified some of the forces of natural selection that led to us becoming the pudgy primate.

From deep in Peru’s rainforests, isolated people emerge

Isolated tribes in Peru are starting to make contact with the outside world. Villagers along Peru’s Curanja River report sightings and even raids by tribespeople. Why are these isolated people making contact now—and are we doing enough to protect them?

Check out our special section to find out more about isolated tribes.

'Hellboy' dino was a close relative of Triceratops

They call him “Hellboy,” and it’s easy to see why. A close relative of Triceratops, this new dinosaur species had sharp horns on its nose and over its eyes to defend against predators like Tyrannosaurus rex, and an ornate frill behind its head, most likely for sexual display.

New test could reveal every virus that's ever infected you

Great news for hypochondriacs: Scientists have developed an inexpensive new blood test that can reveal every virus that's ever infected you just by surveying your antibodies! On average, most people they tested had antibodies for about 10 previous viral infections.