A new species of dinosaur discovered in Utah is believed to be the third-largest predator found in North America. Named Siats meekerorum, after the man-eating monster from the Ute tribal legend, the ...

Paleontologists believe they have discovered the dinosaur which sat on the top of the food chain 100 millions years ago. The new breed, which it is thought became extinct before the T-Rex came to ...

A newly discovered predatory dinosaur from Utah is so large that it may represent the biggest species of meat-eating dino that ever lived in North America. The dinosaur, Siats meekerorum aka "Man ...

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CHICAGO (CBS) -- Were the Siats meekerorum in Spielberg's Jurassic Park, you have to wonder if any of the characters would have made it off the island alive. Siats meekerorum is a new species of ...

An enormous carnivorous dinosaur that once roamed North America kept Tyrannosaurus rex from achieving its potential for millions of years, a new discovery suggests. The new dinosaur, dubbed Siats ...

U.S. paleontologists say they’ve discovered a new species of meat-eating dinosaur that lived about 98 million years ago and dominated the early ancestors of fearsome predators such as the ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

Getting your Trinity Audio player ready... A team led by scientists from the Field Museum believes that a new predatory dinosaur discovered in Utah rivaled the T. rex. in its dominance tens of ...