Discover the top choices for powerful less-lethal guns ideal for home defense scenarios in our comprehensive guide. We review and analyze the effectiveness, features, and safety considerations of the ...

Teaching kids which group has more and which has less sounds pretty simple. Until you put five jellyfish on one side of a worksheet, eight fish on the other, and a child confidently tells you they’re ...

Does Europe suffer more heat deaths than the US? Tim Harford investigates heat deaths, the carbon footprint of eggs, and ironing out Wales.