Science

Ask Dr. Universe: What is wind?

dr universe

Dear Dr. Universe, My fourth-grade students and I want to know: What is wind? —Ms. Flores, East Alton, Illinois Dear Ms. Flores and fourth-graders, There’s wind in the Alton, Illinois,...

Science

Ask Dr. Universe: What is wind?

Dear Dr. Universe, My fourth-grade students and I want to know: What is wind? —Ms. Flores, East Alton, Illinois Dear Ms. Flores and fourth-graders,...


Science

Tonight's sky features Venus-Jupiter conjunction

Utah residents will be treated to a spectacular site Tuesday night as Venus and Jupiter reach the apex of a month-long dance in the night sky. An otherwise...


Science

What are website cookies?

What are the cookies used on gadgets? —Lydia, 8, Essex, England Dear Lydia, A cookie is a tiny file of text that gathers information about you as you browse...


Science

Why do people get cancer more than they used to?

Why do people and animals get cancer more than they used to? —Michael, Ceres, CA Dear Michael, A hundred years ago, human beings only lived to be about...


Science

Wild chimpanzees drink and get tipsy, just like humans

Humans everywhere have been known to drink alcohol if they can get their hands on it. And researchers have long suspected that our ability to metabolize ethanol (or...




Science

Scientists debate weight of heaviest dinosaur, Dreadnoughtus

  Dreadnoughtus, announced last summer to be the largest — or at least heaviest — animal ever known to walk the Earth, is under fire. A paper...

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