How do animals sleep? A journey into their fascinating world of dreams

How do animals sleep? A journey into their fascinating world of dreams

Humans need to sleep a certain amount of hours every day, which can vary depending on the age: adults need an average of 7-8 hours per night. Sleep allows us recovering the energies we lost throughout the day, and makes our organism work better, favouring concentration and coordination. Sleeping habits vary from animal to animal: every

Under the sea… there’s the New York subway

Under the sea… there’s the New York subway

What the American photographer Stephen Mallon immortalised is not the umpteenth case of marine pollution: the disused coaches of New York’s metropolitan are thrown into the ocean for a good reason.     The Big Apple’s metropolitan coaches minus wheels, windows and doors photographed by Mallon in its “Next Stop Atlantic project” while they are