Discover how frequency combs, specialized lasers with evenly spaced frequencies, enable precise light frequency comparison ...

Dual-comb spectroscopy performed in the mid-infrared—where molecules have their strongest rotovibrational absorption lines—offers the promise of high spectral resolution broadband spectroscopy with ...

As an alternative to full repetition rate amplification and cavity enhancement of frequency combs, direct amplification of selected frequency comb pulses allows for much higher pulse energies and ...

Brushes and combs are often lumped together when it comes to hair care. Despite their ability to work through knots, they’re not interchangeable, and they don’t serve all hair types and textures ...

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Researchers knew something strange was afoot at the Marine Biological Laboratory in Woods Hole, Mass., when they spied a ctenophore, or comb jelly—a gelatinous sea creature that resembles a ...

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Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. During a dive off the coast of Southern California in 1979, ...