Every time I drive the Diagonal, I see those alarming surveillance cameras just before I reach Boulder. What are they and how do they work? Are they a violation of my right to privacy?

Seals are carnivorous marine mammals that are well adapted to hunting for fish underwater, where visibility is poor. In such conditions, seals rely on their highly sensitive whiskers to detect tiny ...

Wildfire smoke is teeming with them. Researchers have employed them to develop energy-dense biofuels like rocket, marine, and jet fuels. Scientists have engineered rice paddies that interact ...