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science for kids

Never miss a Q&A! 

Get the latest answers, activities, videos and more from Dr. Wendy Sue Universe and her friends at Washington State University.

What exactly is slime?

Our world is full of slime makers. Slugs and snails leave behind gooey trails. Bacteria can create layers of slippery slime in water pipes. Even your body makes its own kind of slime. In our joints, we have slime that helps protect our bones.

My friend Nehal Abu-Lail is very curious about slime, too. She’s a researcher and professor in chemical engineering and bioengineering here at Washington State University. Part of her work is asking big questions about ways we can get rid of harmful slimes in pipes. She’s also interested in how we make slime so our joints move better.

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science cat 2

How do bugs walk on water?

The other day I was out ice skating when I started thinking about your question. Water strider bugs skitter across ponds almost as if they were skating on ice.

I decided to visit my friend Dan Pope to find out how this works. He’s a graduate student at Washington State University who studies chemistry.

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