An Army UH 60 Black Hawk helicopter visited Briggs Field for an inspection by MIT’s Army ROTC.

Ice sculptures of objects with significance to MIT’s history and the Toast to Tech event adorned tables around Killian.

Balloons representing the class years of alumni present for their class reunions were scattered throughout Killian.

MIT President Susan J. Hockfield uses a sword to cut the MIT-shaped cake.

Seven thousand people arrived at Killian Court to celebrate MIT’s 150th birthday.

Tim the Beaver made an appearance to admire the cake.

MacGregor residents were evacuated yesterday for an hour and a half after a steam pipe exploded nearby on Amherst Alley.

Justin C. Helbert ’14 runs to the base during a baseball game against Easter Nazarene College on Mar. 15. The Engineers won 9-0 against the Easter Nazarene Lions to improve their record to 2-1.

A miniature version of Simmons made to resemble Lego blocks was taken using a tilt-shift lens.

The sun rises between the Hancock Tower and the Prudential Center.