Why is water different colors in different places?

Blue, green orange, brown − water comes in many colors, depending on what’s in it.

Courtney Di Vittorio, Assistant Professor of Engineering, Wake Forest University • conversation
Feb. 17, 2025 ~7 min

Light-activated chemicals improve breast cancer treatment

"Our work offers a targeted, safe, and cost-effective treatment for aggressive breast cancers with limited treatment options."

Jules Bernstein - UC Riverside • futurity
Feb. 14, 2025 ~5 min


Why are rubies red and emeralds green? Their colors come from the same metal in their atomic structure

Even though emeralds and rubies are very different colors, they both have the same secret ingredient in their atomic structure.

Daniel Freedman, Dean of the College of Science, Technology, Engineering, Mathematics & Management, University of Wisconsin-Stout • conversation
Feb. 4, 2025 ~6 min

Where does black fall on the color spectrum? A color scientist explains

Black doesn’t appear in the visible spectrum of electromagnetic radiation. So why do we still see it?

Michael J. Murdoch, Associate Professor of Color Science, Rochester Institute of Technology • conversation
Feb. 3, 2025 ~7 min

Red light therapy shows promise for pain relief, inflammation and skin conditions – but other claims might be hyped

For decades, red light therapy has been an adjunct treatment for numerous ailments. But it may not work for all the medical conditions that supporters say it does.

Praveen Arany, Associate Professor of Oral Biology, University at Buffalo • conversation
Jan. 24, 2025 ~8 min

How to survive winter by hacking your light habits

We lose the majority of the daylight available when we’re inside and a few metres away from a window.

Arne Lowden, Associate Professor of Psychology, Stockholm University • conversation
Dec. 30, 2024 ~6 min

Tiny, wireless antennas use light to monitor cellular communication

As part of a high-resolution biosensing device without wires, the antennas could help researchers decode intricate electrical signals sent by cells.

Adam Zewe | MIT News • mit
Dec. 20, 2024 ~8 min

Physicists magnetize a material with light

The technique provides researchers with a powerful tool for controlling magnetism, and could help in designing faster, smaller, more energy-efficient memory chips.

Jennifer Chu | MIT News • mit
Dec. 18, 2024 ~8 min


We developed a way to use light to dismantle PFAS ‘forever chemicals’ – long-lasting environmental pollutants

PFAS are made up of a chain of incredibly strong carbon-fluorine bonds, which make them difficult to break down.

Xin Liu, Postdoctoral Scholar in Chemistry, Colorado State University • conversation
Dec. 13, 2024 ~8 min

Noninvasive imaging method can penetrate deeper into living tissue

Using high-powered lasers, this new method could help biologists study the body’s immune responses and develop new medicines.

Adam Zewe | MIT News • mit
Dec. 11, 2024 ~9 min

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