tools

(Newser) - Beside humans, few other animals use tools to get their everyday chores done. Even fewer of them are marine mammals, so researchers in Australia were surprised to catch bottlenose dolphins employing conical sponges to dig in the seafloor. Mostly female dolphins use the snout-protectors, and only if their mothers showed...

(Newser) - Neanderthals were just as smart as their stone-age rivals, the latest research into the roots of mankind concludes. Scientific teams who learned how to make and use Neanderthal tools found their technology just as efficient as that used by Homo sapiens, reports the Independent. The study runs counter to theories...