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Size Matters

Size Matters

I suppose you could never explain to the most ingenious mollusk that such a creature as the whale existed — Ralph Waldo Emerson The blue whale is larger than any creature known to have roamed the earth. They are longer than two school buses, have tails as wide as a...
What’s the Truth About Placebo Effects?

What’s the Truth About Placebo Effects?

Some say placebos are so powerful they cure almost anything, while others say they barely work. To sceptics, believing in placebos is as irrational as filling the gas tank of your car with Earl Grey tea“ and thinking it will run. In spite of this controversy many...
Doing good can do you good

Doing good can do you good

We feel good when we do a good deed, so there must be a psychological benefit to helping others? But how can we know for sure? The best way to study the health benefits of kind deeds is to look at studies of volunteering. In 2011, Daniel George conducted a randomised...
Does marijuana cure depression?

Does marijuana cure depression?

A doctor and a lawyer were talking at a party, but they weren’t having fun because people kept interrupting to tell the doctor about their health problems and ask for free medical advice. After a while, the annoyed doctor asked the lawyer, “How do you stop...