With various technological and security devices, Barack Obama’s official vehicle looks more like a war tank, even having a tear gas cannon! The design of the “obamóvel” – manufactured by GM and presented at the inauguration ceremony in 2010 –…
The title is disputed by two really tiny animals: a bat called kitti and a rodent, the pygmy shrew. “Both weigh, on average, just 2 grams”, says zoologist Mário de Vivo, from USP. The kitti (Craseonycteris thonglongyai) – nicknamed the…
ILLUSTRA: Illusory Space The main ones are their nutritional values. Protein, fat, calorie and mineral contents vary, sometimes dramatically. And, although all mammals can consume milk from other species without very serious consequences, breast milk is tailor-made for the healthy…
»> To this question no zoologist has yet been able to answer — and it is unlikely that he will be able to do it accurately. But you can at least raise some hypotheses. Leaving protozoa and other microscopic beings…
(/) Question from the reader – Gustavo Messias Bezerra, Caieiras, SP actually she ever it can be seen during the day, with the exception of two days of the lunar cycle. Of the 29.5 days that make up the cycle,…
Decapitation, hanging, lethal injection, stoning, shooting and the electric chair are still methods of execution in 58 countries. While in places like the US a person can be sentenced to death for aggravated homicide and acts of terrorism, in others…
Through the combination of dominant and recessive genes, one coming from the father and one from the mother. It follows the same logic as that “azão” and “azinho” table we learned in school, you know? Blood types are determined based…
It is the nuclear fusion of hydrogen atoms, the same source of energy for many atomic bombs. This fusion takes place in the core of the Sun, where there is a pressure 10,000 times greater than in the center of…
QUESTION Victor Duarte Gê Trigueiro, Fortaleza, CE, and Fernando Henrique de Oliveira, Juazeirinho, PB Those who are not in the business cannot even imagine the size of the grating. The first step, of course, is to define a story to…
ILLUSTRATES Gustavo Rodrigues SUGGESTION Bruno Alexandre, Taboão da Serra, SP 1) Born 12 in June in 1929, Anneliese Marie Frank spent two teenage years hidden with her family in a secret house at the back ofin a company, to escape…