Yahoo Japan develops 3D search engine-printer

Yahoo Japan Corp. has developed a voice-activated Internet search that links to a 3D printer, letting users look online for blueprints to deliver solid objects in a few minutes, the company said.

Purifying water with the help of wood, bacteria and the sun

According to the United Nations, about one-fifth of the world's population lives in areas where water is scarce. Therefore, technologies to produce clean water from undrinkable sources, such as seawater, river or lake water, ...

Experimental mini-accelerator achieves record energy

Scientists at DESY have achieved a new world record for an experimental type of miniature particle accelerator: For the first time, a terahertz powered accelerator more than doubled the energy of the injected electrons. At ...

New Zealand volcano lets off steam

A volcano off New Zealand sent a plume of steam two kilometres (1.24 miles) into the air Tuesday, although volcanologists described the eruption as small and said it was over in minutes.

Making geothermal more productive

University of Utah researchers will inject cool water and pressurized water into a "dry" geothermal well during a five-year, $10.2 million study aimed at boosting the productivity of geothermal power plants and making them ...

Steam of hot flue gases saves energy at steel mills

A new solution from Siemens takes advantage of hot flue gases from arc furnaces to generate steam. This steam can then be used for other steel mill processes or for generating electricity. In the past, flue gases were usually ...

Faster, cleaner, less expensive method of dry cleaning

The most commonly used chemical in the dry cleaning industry is a solvent called perchloroethylene, or PERC. The Environmental Protection Agency has classified the chemical as a likely carcinogen, and the U.S. Occupational ...

Steam balloon to facilitate satellite launches

Steam balloons could be used to lift space rockets to higher altitude for launch. Launching from high altitude reduces air drag and thus improves efficiency. The researchers present the method in an article published in The ...

Steam train X-rayed for first time

(PhysOrg.com) -- A steam locomotive has been X-rayed by an innovative new mobile X-ray unit used for scanning cargo and vehicles for criminal activity.

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