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- Tech
Switch-a-Vision: Electric spectacles could aid aging eyes
A new type of eyeglasses that change their focus in response to electric signals may one day replace bifocals and other types of reading glasses.
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Your article states that farsightedness will be treated with these new electric lenses. With some tweaking, could nearsightedness and astigmatism be treated as well? Could binoculars, telescopes, and microscopes use this technology? Roger CurnowGrand Rapids, Mich. Yes and yes, says Dwight P. Duston of PixelOptics in Roanoke, Va. However, he notes that it’s instant switching […]
- Astronomy
Crash: Ripples of space-time debut in black hole simulations
Two teams have for the first time successfully simulated the merger of two black holes and the event's production of gravitational waves.
