Garmin Varia eRTL61 brings car-detecting radar tech to existing ebikes

There are now a number of ebikes equipped with radar systems which warn riders of vehicles approaching from behind. If your bike isn’t among those, you can now change that by slapping on Garmin’s Varia eRTL615 radar/tail light module.Continue ReadingCa… Continue reading Garmin Varia eRTL61 brings car-detecting radar tech to existing ebikes

Astronomers discover first direct evidence of vulcanism on Venus

After decades of speculation, astronomers have discovered the first direct evidence of volcanic activity on Venus. Radar images of Earth’s “twin” taken just a few months apart reveal a recent eruption.Continue ReadingCategory: Space, ScienceTags: Geolo… Continue reading Astronomers discover first direct evidence of vulcanism on Venus

Hackaday Links: January 15, 2023

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It looks like the Martian winter may have claimed another victim, with reports that Chinese ground controllers have lost contact with the Zhurong rover. The solar-powered rover was put into …read more Continue reading Hackaday Links: January 15, 2023

Dark matter “meteors” could be streaking through Earth’s atmosphere

Despite making up 85% of the total mass in the universe, dark matter has remained elusive to direct detection. A new study proposes a unique way to look for it using the Earth’s atmosphere as a giant detector for dark matter particles streaming through… Continue reading Dark matter “meteors” could be streaking through Earth’s atmosphere

New study adds compelling evidence for lake of liquid water on Mars

New evidence has emerged in the ongoing debate about whether or not there’s water on Mars. In a study led by the University of Cambridge, scientists examined the topology of Martian ice sheets and found signatures that match subglacial lakes here on Ea… Continue reading New study adds compelling evidence for lake of liquid water on Mars