Etiqueta: evolution

image coronavirus
Coronavirus: knowing our enemy

The history of coronaviruses as human pathogens dates back to the mid-1960s, when they were first isolated from respiratory tract samples extracted from adults with symptoms of the common cold. Currently, seven types of coronavirus are known to infect humans.

octopus intelligence carazo
The weight of intelligence

Understanding what separates us from the rest of the animal kingdom is an old obsession of ours. The most frequent attribute we rely on to justify our supposed superiority is intelligence. Yet, how are we to compare the intelligence of species as different as humans, octopi or dolphins?

Resistencia a antibióticos
Dodging magic bullets

The evolution of antibiotic resistance is probably the most spectacular example of evolution of a biological system innovation that we have had the opportunity to observe in real time.