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The EVATAR system. Each cube represents a different organ, and the blue fluid stands in for blood. (Credit: Northwestern University) A collection of human cell-lined boxes successfully reproduced the female menstrual cycle, marking another step forward for so-called “organs-on-a-chip.” Researchers at Northwestern Medicine have re-created the organs of the female reproductive system in an artificial environment and linked them together. By pumping a blood-like medium through their s ...read more

Looking into a large paleoburrow in Brazil. (Courtesy: Heinrich Frank) It was in 2010 that Amilcar Adamy first investigated rumors of an impressive cave in southern Brazil. A geologist with the Brazilian Geological Survey (known by its Portuguese acronym, CPRM) Adamy was at the time working on a general survey of the Amazonian state of Rondonia. After asking around, he eventually found his way to a gaping hole on a wooded slope a few miles north of the Bolivian border. Unable to contact the la ...read more

Newly hatched caterpillars look helpless: they’re teensy, soft and juicy, with no parent around for protection. But certain young insects, the masked birch caterpillars, are more capable than they seem. They gather in groups to keep themselves safe. To form those groups, they use a previously undiscovered language of buzzes, vibrations, head banging and butt scraping. The species, Drepana arcuata, passes through five caterpillar life stages (called instars) on its way to becomi ...read more

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Guest post by Earlene Mulyawan Winter season is when comfort food seems to take priority over fresh produce. But eating local during winter season is easy! There are plenty of produce that are rich in nutrients and flavor during this time of the year. Winter produce can also be just as tasty and nutritious with some creativity and a little twist. Read on to learn about how these three winter vegetables. Photo Credit: Nourish Evolution Beets are round, little balls of vegetables that grow under ...read more

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Photo Credit: Oceana/Jenn Hueting Dining out or shopping in a grocery store are seemingly straightforward: as the consumer, you make your selection and exchange money for goods. These interactions are based on an implicit trust that you get what you paid for. However, in recent years consumers have begun to demand more transparency with reports of mislabeled seafood at retailers and restaurants being greater than 70% in some instances [1]. Seafood is one of the most traded food items in the wor ...read more

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(Credit: AVA Bitter/Shutterstock) Bioengineers have made great strides harnessing the body’s ability to start over, whether regenerating heart tissue and bones, or using stem cells to regrow fingertips. Still, much of regenerative medicine’s promise remains inside the laboratory—or at least that was what I thought when I began reporting for The Body Builders: Inside the Science of the Engineered Human. Some clinicians, like Dr. Eugenio Rodriguez, aren’t waiting for tria ...read more