The competition between airlines and high-speed trains

A team of researchers from two Spanish universities, UPM and URJC, in collaboration with MIT researchers, has developed a mathematical model that assesses the competition between both legacy and low-cost airlines, and high-speed ...

Video: When water levitates

Have you ever seen a drop of water navigate a maze? It's possible thanks to the same phenomenon that lets you know if a griddle is hot enough for pancake batter. Water droplets that dance and skitter across a hot surface ...

High-speed images capture archer fish's rocket-like launch

The archer fish is arguably the ninja of the aquatic world, known for its stealth-like, arrow-straight aim while shooting down unsuspecting prey. Once the fish has sighted its target, it can spit jets of water to dislodge ...

The dynamic surface tension of water

The surface tension of a liquid is a measure of the cohesive forces that hold the molecules together. It is responsible for a water drop assuming a spherical shape and for the effects of surfactants to produce bubbles and ...

Next stop: A trip inside the Sun's atmosphere

Every so often the sun emits an explosive burst of charged particles that makes its way to Earth and often wreaks havoc on power grids, aircraft and satellite systems. When clouds of high-speed charged particles come racing ...

Spider silk demonstrates Spider Man-like abilities

Our muscles are amazing structures. With the trigger of a thought, muscle filaments slide past each other and bundles of contracting fibers pull on the bones moving our bodies. The triggered stretching behavior of muscle ...

Vitamin B12: Power broker to the microbes

Constant jostling for precious commodities—money, oil, high-speed Internet access, our morning coffee—shapes the world we live in.

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