New Arecibo Observatory message challenge announced

In 1974, the Arecibo Observatory made history by beaming the most powerful radio message into deep space ever made. The famous Arecibo Message was designed by the AO 74's staff, led by Frank Drake, and with the help of the ...

Redesign dating apps to lessen racial bias, study recommends

Mobile dating apps that allow users to filter their searches by race – or rely on algorithms that pair up people of the same race – reinforce racial divisions and biases, according to a new paper by Cornell researchers.

Decoding the structure of an RNA-based CRISPR system

Over the past several years, CRISPR-Cas9 has moved beyond the lab bench and into the public zeitgeist. This gene-editing tool CRISPR-Cas9 holds promise for correcting defects inside individual cells and potentially healing ...

When anti-waste campaigns backfire

Waste has become a serious problem in Western societies. About a third of the food produced in countries such as the [United Kingdom](http://foodawarecic.org.uk/stats-2/](http://foodawarecic.org.uk/stats-2/), Australia and ...

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