Is black a colour? Black isn’t in the rainbow, but where does it fit in the colour spectrum? What makes something appear ...

Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) and Technical University of ...

A team at Harvard and Vienna University of Technology have invented a new tunable laser that uses a series of rings to smoothly emit many light wavelengths from a single chip. The laser could replace ...

When it comes to choosing between sclerotherapy and laser to treat veins, it's important to factor in the number, location, ...

At-home red light therapy devices like LED face masks seem to be everywhere. We tapped dermatologists to explain whether they're truly worth your time and money.

Astronomers have discovered a bright signal, embedded deep in a young disc, that is likely young planet HD 135344B still ...

A research team led by SUTD has created nanoscale glass structures with near-perfect reflectance, overturning long-held assumptions about what low-index materials can do in photonics.

In a world filled with artificial light and fast-paced routines, returning to natural sources of red light, such as sunrise ...

Spider veins and varicose veins can become prominent as we age, but dermatologists say there are ways to minimize the ...