Lately it can feel like we've somehow accidentally opened a portal to the heart of the sun.

Pictured: Phoenix, Arizona. Image from NASA Goddard Space Flight Center/Wikimedia Commons.

Unfortunately, heat waves are getting stronger and more common today, thanks to climate change. According to this article by The Guardian, a third of the world is at risk of dangerous heat waves today. While heat waves are hitting us more frequently now than in the past, 100 years ago people still had to deal with the occasional temperature spike. How did they do it?

Keep Reading Show less
Heroes

In 1904, a schoolteacher named Lewis W. Hine started photographing immigrants as they arrived at Ellis Island.

Photography turns light into a palpable record of a moment in time, which is incredible when you think about it. And Hine knew just how powerful those moments could be.

An Albanian woman from Italy at Ellis Island in 1905 (left) and an Armenian man in 1926 who was fleeing persecution in Turkey (right). Photos by Lewis W. Hine/The New York Public Library.

Keep Reading Show less
More