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How Our Planet’s Trees Use Carbon

From the Amazon rainforest to shrubs planted around city streets, trees influence the earth’s temperature.

Harvard Faculty Group Proposes Limits on A Grades

The grade inflation measure requires a full faculty vote, expected in the spring.

Martin Nowak Sanctioned for Jeffrey Epstein Involvement

The Faculty of Arts and Sciences announces disciplinary actions.

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Black and white photo of a large mushroom cloud rising above the horizon.

Books & Literary Life

Open Book: A New Nuclear Age

Harvard historian Serhii Plokhy’s latest book looks at the rising danger of a new arms race.

Four young people sitting around a table playing a card game, with a chalkboard in the background.

K-12

On Weekends, These Harvard Math Professors Teach the Smaller Set

At Cambridge Math Circle, faculty and alumni share puzzles, riddles, and joy.

An axolotl with a pale body and pink frilly gills, looking directly at the viewer.

Research

Regenerative Biology’s Baby Steps

What axolotl salamanders could teach us about limb regrowth