How many continents are there, seven, six, or even fewer? The answer depends on who you ask. In this video, we explore the surprising debate over the number of continents on Earth, revealing how ...

This is your first of three free stories this month. Become a free or sustaining member to read unlimited articles, webinars and ebooks. This map depicts all of the subway systems in North America as ...

More of North America’s land is covered by rivers than we thought, ... New Map Plots North America's Bounty of Rivers. ... They then found the most cloud-free Landsat images from that time of year.

Imagine a world very different from our own, where North America developed not into the stable geopolitical regions we know today, but Balkanized into smaller empires, territories and republics.

North America is a road-trip lover’s paradise, with roads criss-crossing some truly magnificent natural landscapes. Here are ...

A map shows the ozone hole above Antarctica in September, when it was the size of North America. The ozone protects the Earth from the sun's ultraviolet rays.

Large parts of the USA suffered a radio blackout due to major activity in space this week. On June 15, North America found itself under a shortwave radio blackout, leading to a loss of signal at ...

The Sinovoltaics Supply Chain Map (SSCM) – North America for Q1 2025 tallies 31.92 GW of module production capacity, taking into account announcements of cancelled factories and modified ...

Africa is three times bigger than North America, for example, but appears smaller on the map. On the Mercator map, Greenland looks massive compared with Africa, which is actually 14 times bigger ...

With wildfires burning in North America, it's important to know if you are enveloped in toxic smoke. The smoke is dangerous because it contains a mixture of hazardous gases and solid particles ...

The Vinland Map, which supposedly showed the exploration of North America by Vikings in the 15th century, is fake, according to researchers at Yale.