The last firewall

Implantable medical devices, brain-machine interfaces and wearable technology all present intensifying privacy and security challenges. Better to build security into such devices rather than trying to layer it over them later.

Above: Dawn Song, professor of electrical engineering and computer sciences (Photo by Noah Berger)

Khalid Kadir

Engineering social justice

In a new course, “Engineering, the Environment and Society,” Khalid Kadir is challenging his students to build more just and equitable systems by rethinking the role engineers play in social issues.

Water

Water 4.0

An excerpt from civil and environmental engineering professor David Sedlak’s new book, Water 4.0: The Past, Present and Future of the World’s Most Vital Resource, which calls for major changes in urban water systems.

Analysis of shadows in moon landing photo

Moonshadow

Computer science professor James O’Brien, who began tinkering with code while in elementary school, has helped design a technique for detecting altered photographs.