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On a break from his studies in the MIT Media Lab, Anirudh Sharma SM ’14 traveled home to Mumbai, India. While there, he noticed that throughout the day his T-shirts were gradually accumulating something that resembled dirt.

While rare, some people experience recurrent episodes of anaphylaxis—a life-threatening allergic reaction that causes symptoms such as the constriction of airways and a dangerous drop in blood pressure—for which the triggers are never identified. Recently, researchers at the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health, found that some patients’ seemingly inexplicable anaphylaxis was actually caused by an uncommon allergy to a molecule found naturally in red meat. They note that the allergy, which is linked to a history of a specific type of tick bite, may be difficult for patients and health care teams to identify.

Expansion of sugarcane cultivation in Brazil for ethanol production in areas not under environmental protection or reserved for food production could potentially replace up to 13.7% of world crude oil consumption and reduce global emissions of carbon dioxide (CO2) by as much as 5.6% by 2045.

To the untrained eye, Jeremy Gustafson’s 1,600-acre farm looks like all the others spread out across Iowa. Gazing at his conventional corn and soybean fields during a visit in June, I was hard-pressed to say where his neighbor’s tightly planted row crops ended and Gustafson’s began.

Thermochromic windows capable of converting sunlight into electricity at a high efficiency have been developed by scientists at the U.S. Department of Energy’s National Renewable Energy Laboratory (NREL).