Your gut is filled with trillions of bacteria that feed on the remains of your every meal(1). These bacteria, however, are not simply freeloaders that take advantage of a cozy habitat where food is always abundant; they serve many important … Read more

One of the biggest challenges for climate change scientists is pinpointing direct evidence of disturbing changes in the global climate. In Australia, however, a small but significant shift in the timing of spring events may be the place to start. … Read more

Check out this ophthalmotrope, found at Harvard’s Putnam Gallery! (photograph by the blogger) The device, which served to demonstrate muscular control of ocular vision, was made by Max Kohl in Germany at around 1893. The device consisted of lead weights … Read more