These freaky fish use their forehead teeth to have better sex

Oct-8-2025, 13:00:00 GMT–Popular Science

Amazon Prime Day is live. See the best deals HERE. Plus landmine-detecting rats and other weird things we learned this week. Let's talk about (ratfish) sex, baby. Breakthroughs, discoveries, and DIY tips sent every weekday. What's the weirdest thing you learned this week?

artificial intelligence, popular science team, teeth, (15 more...)

Popular Science

Oct-8-2025, 13:00:00 GMT

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