Erratic Thoughts for 2/22/07

The many methods we use to gather data ultimately boil down to either counting or comparing.

There are black holes that are too big to be born from the death of a star but aren’t quite supermassive either. There’s finally evidence for where those came from.

Once dismissed as empty expanses between galaxies, cosmic voids are becoming one of the most promising tools for probing the universe’s biggest mysteries.

AI could make you redundant. Here’s what you need to know.

To keep communications secure in a post-quantum world, cryptographers are digging down into the concept of cause and effect.

The discovery from the Trinity nuclear test site shows how extreme conditions can result in materials never before seen in nature or in the lab.

The detonation of the New Glenn rocket resulted in a huge fireball in Florida and may have long-term implications for the company's ambitions.

Here’s how you can hack together a radio transmitter and receiver out of stuff you have at home—and explore the weirdness of wireless.

Dell, Microsoft, and others are unveiling new laptops to compete directly with the Neo, but not all are learning the right lessons from Apple.

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