Be Nice to Your Neighbors: If You’re a Squirrel, You'll Live Longer
Territorial red squirrels were found to live longer and have more offspring when they had friendly social relationships with their neighbors.
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Dr. Hildrus Poindexter — Making a difference through science and inspiration
Mahaa M. Ahmed is an Environmental Health MS student at the Harvard T.H. Chan School of Public Health.
Jovana Andrejevic is a fifth-year Applied Physics Ph.D. student in the School of Engineering and Applied Sciences at Harvard University.
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Dr. Hildrus Poindexter — Making a difference through science and inspiration
by Mahaa Ahmed
Dr. Hildrus Poindexter
Dr. Hildrus Poindexter, a specialist in tropical diseases, epidemiology, and public health, was the first African American to receive both an MD and PhD. He earned his MD from Harvard Medical School in 1929 and…
As the Arctic Warms, Soil Bacteria May Diversify and Release More Carbon Dioxide
As the Arctic gets hotter, its landscape releases more greenhouse gases. According to a new study, the warming Arctic soil's bacteria may diversify and emit even more greenhouse gas than scientists have thought.
More Wetlands Could Mean Less Water Pollution If They're in the Right Place
Adding wetlands near nitrogen emitting sources could help limit water pollution caused by fertilizer run-off.
Bacteria in the Gut can Influence Brain Function and Mood Disorders
Researchers at the Pasteur Institute in Paris identified a molecular pathway that links the gut microbiome to mood disorders.
The Possibility of a New Path to Parenthood
by Mahaa Ahmedfigures by Jovana Andrejevic
Each of the organs in our body has an important role to play. So, what happens when one of them is damaged? For many years, one of the only solutions to an irreparably damaged organ was an organ transplant;…
Rebecca Lee Crumpler: Physician, Author, Pioneer
Jaclyn Long is a first year Ph.D. student in the Immunology Program at Harvard Medical School.
Abby Knecht is a second year graduate student in the Molecules Cells and Organisms program at Harvard University where she is studying self versus non-self…
Rebecca Lee Crumpler: Physician, Author, Pioneer
Rebecca Lee Crumpler was born in Delaware in 1831. She was raised by her aunt in Pennsylvania, who often spent time caring for sick neighbors. Inspired by her aunt, Crumpler began working as a nurse in Charlestown, Massachusetts in 1852. During her eight…
Human-Made Materials Outweigh All Living Beings on Earth
Have you ever considered how the total weight of all the structures, vehicles, and infrastructure built by humans compares to all life on Earth? In their recent Nature paper Ron Milo and colleagues estimate that human made objects now weigh more than all…