You could say things are getting a little more concrete on the International Space Station.
Astronauts on the station often share beautiful images and time lapses they capture from their unique vantage point 220 miles above the Earth. But they're also working on hundreds of experiments on the floating laboratory every day.
One recent experiment included mixing an aqueous solution with tricalcium silicate for the first time -- a scientific way of saying concrete. The basic ingredients for...
Read this story at ABC News 10