Off with its head!

Article Abstract:

A British biologist's report that he has been able to grow headless frog embryos has been received with a great degree of disgust and alarm by the public and ethicists leading some scientists pondering the possibility of public outrage forcing the discontinuation of potentially valuable research.

Ethical aspects, Public opinion, Embryology, Animal embryology, Genetic research, Reproductive technology

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Focusing in a flash

Article Abstract:

A description is presented of the technology behind the autofocus module of a high-quality camera which features phase-detection autofocusing. The determination of the focal plane by the camera's sensors is discussed.

Design and construction, Autofocus cameras

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Profile: Milo Medin

Article Abstract:

@Home Pres. Milo Medin is pushing for the provision of Internet services via television cable. Cable television system can carry data at up to 10 million bits per second.

Methods, Usage, Services, Internet, Online services, Internet services, Cable television, At Home Corp.

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