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Is the puffin a descendent of the dodo?

Dr. Universe: Is the puffin a descendent of the dodo?

-Samykutha, Chennai, India

Dear Samykutha,

The dodo bird isn’t with us anymore, but if you visit a city park you’ll likely see one of its very close relatives walking around. It might even be nibbling on a French fry. Dodos were a pigeon, said my friend Michael Webster. » More …

Can you grow clothing?

Can you grow stuff like thread, cloth, silk, and most importantly, clothing? -Jay, Colorado

Dear Jay,

We can use all kinds of animal, bug, and plant materials to make cloth. Even some of the tiniest living things on the planet can make cloth, too.

I heard about this from my friend Hang Liu, a Washington State University professor who studies the science of materials we use and wear every day.

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