Killer Asteroids Are Hiding in Plain Sight. A New Tool Helps Spot Them.
Researchers have built an algorithm that can scan old astronomical images for unnoticed space rocks, helping to detect objects that could one day imperil Earth. https://nyti.ms/3McOr3G
Robert Tymofichuk, a teacher in Alberta, Canada, spent nearly 2,000 hours building an operational hovercraft from salvaged car parts and with no blueprint. https://www.nytimes.com/2024/09/21/technology/diy-hovercraft-alberta-canada.html?utm_source=dlvr.it&utm_medium=blogger
The government cited national security concerns in announcing sweeping restrictions on two popular Chinese social media networks, a move that is likely to be met with retaliation. https://nyti.ms/2PywXDP