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How did evolution produce a firefly?

Xinhua Fu On one level, we have fireflies figured out. We know the enzyme they use to make light (called luciferase), as well as the chemicals they use in the light-generating reaction. We know them so well that we’ve turned…

ALPHV/BlackCat Ransomware Servers Go Down

The ALPHV/BlackCat ransomware group’s operations seem to have halted amid allegations of defrauding an affiliate involved in the Optum attack, which targeted the Change Healthcare platform, resulting in a loss of $22m. Over the weekend, negotiation sites linked to the ransomware…