Zaria Gorvett

To celebrate World Sleep Day, here na our science-based guide to get correct deep sleep.

As the clocks go forward in the UK this weekend, Zaria Gorvett investigates the strange Roman alternative to daylight saving time – and why an hour sometimes lasted just 45 minutes.

In the 400 years since New York City’s birth, the local wildlife has adapted to a life of fast food, pollution and isolation.

Feral pigeons were made by humans. Now we detest them. How did things go so wrong?

In the plunge for distance, any form of exertion was strictly forbidden.

À medida que os conflitos em Gaza e na Ucrânia continuam, aumenta a preocupação sobre o trauma que pode estar por vir.

Guam has 40 times more spiders than neighbouring islands – and a population of invasive snakes so voracious, they have emptied the forests of every bird.

Guam compte 40 fois plus d'araignées que les îles voisines - et une population de serpents envahissants si voraces qu'ils ont vidé les forêts de tout oiseau.

Long before T. rex, the Earth was dominated by super-carnivores stranger and more terrifying than anything dreamed up by Hollywood.

Muito antes do Tiranossauro Rex, a Terra foi habitada por animais completamente diferentes de tudo que existiu antes e mais aterrorizantes do que qualquer coisa inventada por Hollywood.