By miniaturizing THz spectroscopy to a chip-scale platform, James McIver’s lab has uncovered a promising new method for controlling quantum materials. Under certain conditions, two-dimensional (2D) ...

How do we know the speed of light – and why does it have a speed limit at all? Leah Crane explores the history of one of the ...

A concave mirror reflects a real, inverted image of a light bulb filament onto the wall. Covering parts of the filament or mirror with an index card illustrates the nature of image formation under a ...

A new study by the University of Science and Technology of China's (USTC) Archaeo-metallurgy Laboratory reveals a compelling connection between ancient bronze mirror craftsmanship and the economic ...

A concave mirror projects the image of a lit candle. A hand or small metal sheet can be used to block parts of the candle or mirror to test knowledge of image formation. If you have any questions ...