Do animals commit suicide?

»> The belief that some animals commit suicide is classic. Many people think that scorpions, when cornered by fire, sting themselves to shorten the suffering and end their lives. Others think that lemmings throw themselves into the sea in a…

Who was Lawrence of Arabia?

He was a great British adventurer of the early 20th century, a mix of archaeologist, military strategist and writer. His life was so eventful that it ended up becoming a highly successful film in the 60s. Thomas Edward Lawrence, or…

Are there still wild horses?

Yes, but only in zoos and controlled reserves. The only extant species of ancient wild horses, which for thousands of years inhabited the Earth, is Przewalski’s horse (Equus przewalski). It inhabited the isolated mountains of Mongolia, Asia, and was only…

Are there albino vegetables?

»> Yes, but it’s very difficult to find them, because they die quickly. Albino plants cannot produce chlorophyll, the pigment that gives leaves their green color. Until then, so good. It turns out that chlorophyll is essential in photosynthesis, the…

What is the Proust Questionnaire?

READER QUESTION Rafael Battaglia Popp, Guarulhos, SP It is a set of self-knowledge questions that became famous after being answered by the French author Marcel Proust (1871-1922). During the writer’s adolescence, notebooks with these types of questions were a common…