Study: Diet Changes May Have Been Crucial Step in Becoming Human
A change in diet about 3.5 million years ago may have set hominid species on a path to becoming human, according to a study led by the University of Colorado, Boulder. Scientists conducted high-tech tests on the tooth enamel found in remains of ancient hominid species. The results indicated that, prior to that dietary change, […]
Insects Use Plants as Telephones to Communicate, Leave ‘Voicemail’
Like humans, insects communicate with each other by “telephone” and can even leave messages, according to Dutch researchers. No special electronics are needed because the bugs literally use green technology – plants – to communicate. According to the new study from the Netherlands Institute of Ecology and Wageningen University, insects which live in and above […]