How to measure the health of online communities

Experts from the SNF Agora Institute at Johns Hopkins University and New_ Public have published an innovative new approach to measure the health of online communities. According to their report, titled "Dynamic Polycentrism," ...

Some intelligent civilizations could be trapped on their worlds

Evolution has produced a wondrously diverse variety of lifeforms here on Earth. It just so happens that talking primates with opposable thumbs rose to the top and are building a spacefaring civilization. And we're land-dwellers. ...

NASA's new experimental antenna tracks deep space laser

An experimental antenna has received both radio frequency and near-infrared laser signals from NASA's Psyche spacecraft as it travels through deep space. This shows it's possible for the giant dish antennas of NASA's Deep ...

Researchers release open-source space debris model

MIT's Astrodynamics, Space Robotics, and Controls Laboratory (ARCLab) announced the public beta release of the MIT Orbital Capacity Assessment Tool (MOCAT) during the 2023 Organization for Economic Cooperation and Development ...

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