Penn researchers grow liquid crystal 'flowers' that can be used as lenses

A team of material scientists, chemical engineers and physicists from the University of Pennsylvania has made another advance in their effort to use liquid crystals as a medium for assembling structures.

Low-cost microscope uses holograms, not lenses

Researchers at UCLA have built a compact, light-weight, dual-mode microscope that uses holograms instead of lenses, and which they say is ideal for use in developing countries.

Skeptical Sony questions Nintendo 3DS announcement

A skeptical Sony spokesperson has questioned the logic of Nintendo's decision to market a 3D handheld device.