Students strove for “Balance!” in a lively product showcase: New products presented at the 2.009 prototype launch included a crash-detecting bicycle helmet, an augmented reality mask for divers, and a respirator for wildland firefighters.

Using high-powered lasers, a new noninvasive imaging method can penetrate deeper into living tissue. This approach to metabolic imaging could help biologists study the body’s immune responses and develop new medicines.

Hank Green will deliver MIT’s 2025 Commencement address on May 29. The science communicator, video producer, and entrepreneur has built online communities of people who love diving into complex issues.

Turning a seaweed crisis into an energy opportunity, Legena Henry SM ’10 is converting rum wastewater and invasive Sargassum seaweed into an important biofuel in her native Barbados. “This solution is a win-win-win,” she says.

New solar panel installations on four buildings are “just one part of our broader strategy to reduce MIT’s carbon footprint and transition to clean energy,” says Joe Higgins, vice president for campus services and stewardship.

Catherine De Wolf SM ’14 PhD ’17 is using AI and other tech to take stock of building infrastructure and match new construction with materials from structures being demolished.