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  1. Building a Radio with Surface-Mount Components

    I recently finished putting together a wonderful little ham radio transceiver from a kit. If you’re imagining a desktop-size Heathkit, think again. This was the latest creation from Steve Weber, KD1JV, who is the guru of a small but fanatically devoted cult of low-power radio enthusiasts. For several years ...

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  2. Coprolites and Paleofeces: The Importance of Knowing Your Shit

    Coprolite cufflinks.

    As research on microbial diversity – or as it’s now been rebranded, microbiomics – continues, microbiologists are studying more environments, often overlapping with other fields. One interesting tendril of this new expansion extends into archaeology, where biologists armed with the latest DNA sequencing tools are exploring the microbiomes of lost tribes ...

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