
Bionic Leaf Makes Fuel from Sunlight, Water and Air
A new device that combines chemistry and synthetic biology could prove key to renewable fuels and even chemicals—and combating climate change

Bionic Leaf Makes Fuel from Sunlight, Water and Air
A new device that combines chemistry and synthetic biology could prove key to renewable fuels and even chemicals—and combating climate change

Self-Focusing Eyeglasses Are in Development in Israel
A new type of lens adjusts its prescription according to where the user looks


Improving the New Science of X-Ray Technology in 1916
Innovation and discovery as chronicled in Scientific American

Advances in Medical Care, 1916

Knee Sounds Give Docs a Leg Up
A wearable device records the sounds of knees cracking, which could reveal clues about the condition of the joint. Christopher Intagliata reports.

Myriad Genetics Embroiled in Breast-Cancer Data Fight—Again
Patients say the diagnostics company violated their rights to their own genetic data

3-Person Embryos May Fail to Vanquish Mutant Mitochondria
A technique to stop children from inheriting mitochondrial diseases has the potential to backfire

A Very Personal Problem
Now personalized genetic medicine offers tests to avoid dangerous drug reactions—yet doctors are reluctant to use them

Massachusetts Man Has First Successful U.S. Penis Transplant
Patient’s organ was amputated in 2012 due to penile cancer

Spanx for the Face: A Polymer Rejuvenates Aging Skin
M.I.T.'s Robert Langer and team create a "second skin" that both delivers drugs and serves as a cosmetic

Robot Surgeon Successfully Sews Pig Intestine
Automated surgical systems still need hand-holding, but one system holds its own against humans

Audacious Stem Cell Plan Aims to Halt Rhino Extinction
Effort depends on transforming rhino tissue into sperm and egg cells