LED-lighting influences the activity of bats

The widespread replacement of conventional bulbs in street lighting by energy-saving light-emitting diodes (LEDs) has considerable influence on bats as urban nocturnal hunters. Opportunistic bats lose hunting opportunities ...

Philips eyes almost billion euro IPO windfall

Dutch electronics giant Philips announced Monday it will float 25 percent of its shares in a highly anticipated IPO of its lighting arm which could raise almost one billion euros.

Study illuminates big performance gap for car headlights

There may be a reason why people have trouble seeing while driving at night, and it's not their eyesight. A new rating of the headlights of more than 30 midsized car models gave only one model a grade of "good."

Do energy-efficient LED lights cause unexpected ecological damage?

Planet earth runs on light energy. Light energy from the sun powers photosynthetic processes in plants and different wavelengths of light cue these plants to flower, move their leaves, and grow taller. These same cues influence ...

Superconducting ink heats water instantly

Young researchers created a superconducting heat ink that functions as a solar heater. It heats water up to 68 degrees Celsius and is 40 percent cheaper than commercial inks.

Review: New light bulbs offer alternative to LEDs and CFLs

For consumers who are still bemoaning the phaseout of incandescent light bulbs, hate the harsh CFLs and can't figure out LEDs, another option may be on the horizon - a new kind of bulb is slated to hit store shelves this ...

Better learning through neural distinguishing

A study published in the latest issue of Nature Neuroscience describes work led by the University of Geneva's (UNIGE) Faculties of Medicine and Sciences, on the indisputable role of the olfactory bulb in mammal brains' ability ...

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