VOLUME 103 | NUMBER 5 | September 2015
These single-occupant spacecraft enable human exploration outside of Earth’s atmosphere, and new designs and materials promise even greater functionality.
With an Eastern spiritual symbol and some colored chalk, a biology teacher explores the interdependence and the evanescence of all living things.
Invisibility cloaking is not close on the horizon, but shielding from other types of damaging waves may be more feasible.
Computer programs must cope with chance and uncertainty, just as people do. One solution is to build probabilistic reasoning into the programming language.
A brief review of Creating Symmetry: The Artful Mathematics of Wallpaper Patterns, by Frank A. Farris
A brief review of Touch: The Science of Hand, Heart, and Mind, by David J. Linden
A brief review of Dragonflies: Magnificent Creatures of Water, Air, and Land, by Pieter van Dokkum
From jellyfish stingers to mantis shrimp appendages, it takes more than muscle to move extremely fast.
At the Oskar von Miller Forum in Munich, the future of architecture, engineering, and design is emerging organically.
Using everything from high-tech imaging to handheld sand sieves, researchers are finding traces of our early human ancestors in some unexpected places.
In this roundup, associate editor Katie L. Burke summarizes notable recent developments in scientific research, selected from reports compiled in the free electronic newsletter Sigma Xi SmartBrief. Online: https://www.smartbrief.com/sigmaxi/index.jsp
The cochlea is a recent evolutionary development. Mammalian ears, including our own, still also rely on features from our early vertebrate ancestors.
JSTOR, the online academic archive, contains complete back issues of American Scientist from 1913 (known then as the Sigma Xi Quarterly) through 2005.
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