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Science, Medicine and Technology

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Technology Review

Each year, Technology Review selects what it believes are the 10 most important emerging technologies. The winners are chosen based on the editors’ coverage of key fields. The question that we ask is simple: is the technology likely to change the wor

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arclein

These batteries are routinely used in portable electronics but their power output and charge-storage capacity still remain far below those of electrochemical capacitors. Batteries, however, have several advantages over capacitors, not least that they

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arclein

By submerging graphite in a mixture of dilute organic acid, alcohol, and water, and then exposing it to ultrasonic sound, the team discovered that the acid works as a “molecular wedge, ” which separates sheets of grap

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arclein

Researchers have recently overcome the latter problem by combining iron oxides with carbon and carbon nanotubes , and graphene-based materials such as graphene oxide.

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arclein

The Free Electron Laser will use a ship's electrical power to create, in effect, unlimited ammunition and provide the ultra-precise, speed-of-light capability required to defend U.S. naval forces against emerging threats, such as hyper-velocity crui

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arclein

Metamaterials are typically constructed of “atoms” that have engineered electromagnetic response. The properties of the artificial atoms are often engineered to produce non-trivial values for the effective permittivity and effective permeability of a

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Angela Doland via The Huffington Post

The enigmatic smile remains a mystery, but French scientists say they have cracked a few secrets of the "Mona Lisa." French researchers studied seven of the Louvre Museum's Leonardo da Vinci paintings, including the "Mona Lisa," to analyze the master

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Life's Little Mysteries

In one experiment, for example, researchers wired up a sleeper and connected him to a robot that was programmed to act out the motions of the dreamer. For example, the robot used data about the dreamer's eye position to know in which direction to loo

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arclein

Using the concentrated solutions of dissolved graphene, the scientists made transparent films that were electrically conductive and produced liquid crystals * In liquid crystals, the individual sheets align themselves into domains, and having som

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arclein

Under relative mild conditions, it was possible to produce clean diesel from a Fushun shale oil distillate. The produced oil had low contents of sulfur, nitrogen, and alkene, reduced density, and increased cetane number, and it could be used as a mo

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Life's Little Mysteries

Diamond prospectors know that the secret to finding diamonds is to locate rocks called kimberlites. A new study in Nature this week may help them focus their search a bit more closely, and also reveals a new understanding of the Earth's mantle.

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arclein

Some of the graphite revealed by the new study appeared in a rare rolled form known as "graphite whiskers," which scientists believe formed in the very high-temperature reactions initiated by a meteorite impact. The discovery also means that the

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