What does it mean to be honest? Can people act dishonestly, while still thinking that they are being honest?
Any form of addiction can become a vicious circle. From an outsider’s point of view, drug addiction may seem like a completely irrational behaviour why on Earth would anyone want to spend money on something so damaging and dangerous? But for regular drug users this question, while still present, is no longer interpreted in the same way and it […]
Hummingbirds have incredibly high metabolic rates. Their hearts can beat more than 1000 times per minute, they inhale more than 200 times per minute and their oxygen consumption during flight can be 10 times grater than that of an elite marathon runner. Clearly all this work requires a lot of energy, which the hummingbirds get […]