Dendritic cells (like the one shown in yellow, within a pink polymer support structure) can be activated to recognize cancer cells. After migrating to the lymph nodes and spleen, they then train immune-system T cells to attack and destroy tumors.
Image courtesy of the Wyss Institute at Harvard University
“Elise has made public assertions about voter fraud in November’s presidential election that have no basis in evidence,” Harvard Kennedy School dean Doug Elmendorf wrote.
Top row, left to right: Christiana Goh Bardon, Mark J. Carney, Kimberly Nicole Dowdell, Christopher B. Howard. Bottom row, left to right: María Teresa Kumar, Raymond J. Lohier Jr., Terah Evaleen Lyons, Sheryl WuDunn
Photographs courtesy of Harvard Alumni Association
The Board of Editors for volume 70 of the Harvard Law Review (1956-1957), immortalized on the steps of Austin Hall. The author, only the third woman admitted to Review membership, stands in the fourth row, at upper left.
Photograph courtesy of Nancy Boxley Tepper/reproduction by KLK Photography
Findings suggest a lack of faith in Harvard’s administration
The use of mobile phone data (left) proved more accurate for estimating the spatial spread of dengue fever than a traditional diffusion model (right). Graphic from Impact of human mobility on the emergence of dengue epidemics in Pakistan, published by PNAS
A School of Public Health study uses cell-phone records to predict the spread of dengue fever.
Among the contributors (clockwise from top left): Ellen Chubin Epstein, Adam Fratto, Renee Covi, Steven Erlanger, Lina S. Scroggins, Lynda Cohen Loigman, Viet D. Dinh, and Susan D. Wojcicki Photographs provided by the subjects
Fossil river deltas on Mars, such as this one in Eberswalde Crater, bear many similarities to river deltas on Earth. Such features suggest that Mars once had flowing liquid water on the surface, motivating study of the planet’s early climate.
Photograph by NASA/JPL/Malin Space Science Systems