Star survives black hole and comes back for more

Lightning might not strike twice, but black holes apparently do. An international group of researchers led by Tel Aviv University astronomers observed a flare caused when a star falls onto a black hole and is destroyed. Surprisingly, this flare occurred about two years after a nearly identical flare named AT 2022dbl, from the exact same…

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Do sextortion scams still work in 2025?

Sextortion e-mails have been with us for quite a while, and these days, most security professionals tend to think of them more in terms of an “e-mail background noise” rather than as if they posed any serious threat. Given that their existence is reasonably well-known even among general public, this viewpoint would seem to be…

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