All STEM Videos

Polymer coating cools down buildings

Columbia engineers have made white paint whiter -- and cooler -- by removing white pigment and inventing a polymer coating, with nano- to microscale air voids, that acts as a spontaneous air cooler and can be fabricated, dyed and applied like paint

Why does group categorization matter?

Why does group categorization matter? Kristina Olson, associate professor of psychology at University of Washington and 2018 Alan T. Waterman Award recipient, answers the question on this edition of "Ask a Scientist."

Burst of morning gene activity tells plants when to flower

An international team of researchers has discovered that the gene FT -- the primary driver of the transition to flowering in plants each spring -- does something unexpected in Arabidopsis thaliana plants grown in natural environments, with implications for the artificial growing conditions scientists commonly used in the lab

Factory of the future shaped by augmented reality

Professor Karthik Ramani of Purdue University is joining forces with manufacturers to build virtual factories using augmented reality, so that they can test new labor-saving technologies in the virtual world before installing them in the real world