The earliest scientists first observed the waves that earthquakes produce before they could accurately describe the nature of earthquakes or their fundamental causes, as discussed in Lessons 1–5.

In the quirky quantum world, particles can be affected by forces that they never directly encounter. A classic example is the ...

This 2D example can be extended to a 3D situation, where waves are spherical and refocus exactly at the center of the sphere. However, in real life, one generally focuses light from one side, along ...

As the Olympics get going in earnest this week, not everyone's attention is focused on the host city, Paris. Surf fans are heading to Tahiti, which is half a world away in French Polynesia. Why? Well, ...

Each image was processed and projected, and the 0.5 μμm wavelength was selected to detect the wave packets. Images A, B, D, F, and G are at Ls≈150°; Image C at Ls≈285°; Image E at Ls≈245°. Image G is ...

Two weeks before Christmas in 1978, the cargo ship MS München encountered a fierce storm in the North Atlantic. Although the captain couldn’t evade it, the forecasted waves and winds should have posed ...

With all the talk about the new wave pools that produce perfect waves all day long, all the new surf destinations around the world that are reported to be incredible and all the videos available ...

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The water began warming in the Gulf of Alaska in late 2013. Within a few months, sea surface temperatures had increased by an average of 5 degrees Fahrenheit, and in places by as much as 7°F.