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Some special occasions call for flowers. After a few days, though, that beautiful bouquet may start wilting. This video has picked out the best science-backed tips to maximize the freshness of cut flowers. Credit: Reactions/American…

Do you have a special someone you want to impress? This video might help. Learn how to turn white flowers into fluorescent masterpieces. Credit: Reactions/American Chemical Society

Supermarket tomatoes account for nearly 10 percent of produce sales in the U.S. So why do most store-bought tomatoes taste terrible? Is there a way to make tomatoes taste great again? This video may have the answer. Credit:…

This video examines some novel proposals for combating climate change—including space mirrors, seeding the ocean with iron, and feeding cows seaweed. In reality, these ideas may or may not be feasible, but they are all supported by valid…

For all you chocolate lovers out there, this video puts dark and milk chocolate together in a faceoff. Which of these deliciously and potentially healthful treats will come out as the greatest? Watch them fight it out in four rounds.…

This animation explains how carbohydratesare loaded into the vascular tissue called phloem for distribution throughout living plants.

This animation shows root nodule formation, a complex process in leguminous plants that supports symbiosis with nitrogen-fixing bacteria.

Most cats love catnip, but that’s not why this flowering plant produces its volatile oils. The scent of catnip is actually an application of "the enemy of my enemy is my friend" strategy. Find out exactly what that means in this video.…

The scent of freshly cut grass may actually be a chemical cry for help. This video explains how plants communicate, their chemical response to being damaged, and how insects play a role. Credit: Reactions/American Chemical Society

Durian is known as the king of fruits in southeast Asia, but it’s also banned from many public spaces due to its powerful odor. This video explains the unique chemistry behind durian, and catches some participants at PBS Digital Studios…