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Why Poison Frogs Don’t Poison Themselves

A picture of the poison frog, Epipedobates anthonyi, seen in Germany (Source: Wikimedia Commons, by H. Krisp).

Why Poison Frogs Don’t Poison Themselves By Amanda Jiang ’21 Summary: Researchers at the University of Texas at Austin have recently discovered how the specific epibatidine toxin receptor interacts with epibatidine through studying its presence in Epipedobates anthonyi frogs. The epibatidine receptor has been found to be in the same […]

Researchers Develop Artificial Skin That Senses Touch

Artificial skin, developed by researchers at the University of Houston, allows a robot hand to distinguish between hot and cold temperatures. The image above is a simulated robotic hand. (Image Source: Pixabay)

Researchers Develop Artificial Skin That Senses Touch Rachael Chacko ‘21 Artificial skin, developed by researchers at the University of Houston, allows a robot hand to distinguish between hot and cold temperatures. The image above is a simulated robotic hand. (Image Source: Pixabay) Researchers at the University of Houston have developed artificial […]

New Map of Moon Yields Both Questions and Potential Solutions

The Moon Mineralogy Mapper () located on India’s Chandrayaan-1 took infrared reflectance measurements of the Moon, allowing researchers from Brown University to develop a global map showing the amount of water throughout the lunar soil. (Source: Wikimedia Commons)

New Map of Moon Yields Both Questions and Potential Solutions By Saeed Juggan ‘21 The Moon has been the focus of numerous expeditions and studies. Almost a decade ago, researchers discovered the hydrogen-bearing molecules, water and hydroxyl ion, on the Moon. This discovery was made possible by the collection and […]

Intestinal Bacteria Are Key to Understanding Obesity

Source: Wikimedia Commons 
Caption: Danish researchers have found that bacteria in our gut play a key role in the persistence of obesity and the failure of common weight-loss dieting plans.

Intestinal Bacteria Are Key to Understanding Obesity By Bradley Fox, ‘21   Have you ever wondered about the bacteria in your gut? If not, does the gruesome intestinal image now entering your mind make you question why these small organisms are the subject of current weight-loss research? A recent study […]

A History of Mathematical Rigor

Professor Joan Richards from Brown University presented at the Dartmouth College Mathematics Colloquium on September 15.  Her lecture recounted historical changes to the idea of mathematical rigor both pre- and post-Enlightenment.

A history of mathematical rigor By Jon Alter ’21 Professor Joan Richards from Brown University presented at the Dartmouth College Mathematics Colloquium on September 15.  Her lecture recounted historical changes to the idea of mathematical rigor both pre- and post-Enlightenment.   Contemporarily, mathematical proofs require thoroughness, completeness, and exactness in […]

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