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Close up of ashtray full of cigarettes with a person in background working on a laptop computer. The elements cadmium, arsenic, and chromium are overlaid on top. Magnon propagation in an antiferromagnet is revealed in these snapshots of spatially resolved transient reflectance, obtained using pairs of laser pulses. A colorful cartoon illustration of plants, structural molecules, a DNA strand, a pharmaceutical vial, and a microbe. Sayeef Salahuddin (left) and Nirmaan Shanker in the lab. Two black and white profile pictures of a female scientist and a male scientist on a green gradient background Exterior of a school building. Collage of the three Berkeley Lab scientists elected to the American Academy of Arts & Sciences. From left: Polly Arnold, Uroš Seljak, and Irfan Siddiqi. Carolin Sutter-Fella (standing), Staff Scientist, and Tim Kodalle, Postdoctoral Researcher, discuss their research at the Advanced Light Source (ALS). A field of pink, purple, cyan, indigo, orange, and yellow shapes packed together, resembling vibrant abstract art. Aerial view of atmospheric rivers developing over the Pacific. Berkeley Lab AAAS fellows, from left: Michael Levi, Jian-Hua Mao, Trent Northen, Alan Poon, Sayeef Salahuddin These images, generated by soft X-ray tomography performed by Berkeley Lab scientists, show the algae at different stages of cell division. UCYN-A, the nitrogen-fixing entity now considered an organelle, is cyan; the algal nucleus is depicted in blue, mitochondria are green, and chloroplasts are lilac.