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Were dinosaurs warm-blooded?

Scientists have conflicting opinions on this subject. Some paleontologists think that all dinosaurs were “warm-blooded” in the same sense that modern birds and mammals are: that is, they had…

What colors were dinosaurs?

Direct fossil evidence for dinosaur skin color is unknown. Paleontologists think that some dinosaurs likely had protective coloration, such as pale undersides to reduce shadows, irregular color…

Were dinosaurs social animals?

Some dinosaurs were social creatures. Recently discovered evidence indicates that they travelled together and that some may even have migrated (because dinosaur fossils have been found above the…

Places of Pain

There are places in the world whose names bring to mind human pain and suffering caused by other people, nature, or both. Included here are some of these places and…

DK People & Places: Southeast Europe

HOW DID THE RECENT CIVIL WAR IN FORMER YUGOSLAVIA AFFECT THIS REGION? WHY WAS ALBANIA CUT OFF FROM THE WORLD FOR 50 YEARS? WHERE IS THE VALLEY OF THE ROSES? WHICH SOUTHEAST EUROPEAN COUNTRY IS…

Mike McINTYRE, Congress, NC (1956)

McINTYRE, Mike, a Representative from North Carolina; born in Lumberton, Robeson County, N.C., August 6, 1956; graduated from Lumberton High School, Lumberton, N.C., 1974; B.A., University of…

DK People & Places: Australia & New Zealand

WHICH SPORTS ARE POPULAR IN AUSTRALIA? WHO LIVES IN AUSTRALIA? WHAT IS UNIQUE ABOUT AUSTRALIA’S WILDLIFE? WHICH GIANT DESERT ROCK IS A SACRED SITE? WHY IS THE GREAT BARRIER REEF UNDER THREAT? WHY…

DK People & Places: Southern South America

HOW LONG IS THE AMAZON RIVER? WHAT ARE THE PAMPAS? WHAT ARE FAVELAS? DO NATIVE INDIANS STILL LIVE IN THE RAINFORESTS? WHAT IS SOUTH AMERICA’S MOST SOUTHERLY TOWN? WHY HAVE SO MANY EUROPEANS…

DK People & Places: Northern South America

WHAT IS LATIN AMERICA? HOW DO PEOPLE MAKE A LIVING IN THE ANDES? HAVE NATURAL RESOURCES HELPED NORTHERN SOUTH AMERICA? ARE ECUADOR’S MANGROVE SWAMPS IN DANGER? WHAT IS HAPPENING TO SOUTH AMERICA’S…