US

Why cities can’t get rid of rats

Chances are, if you live in a city, you've encountered one or two rats on your way home. Here's the reason why it's so hard to get rid of rats in cities.
Why cities can’t get rid of rats
News

Why it’s ok to eat the brown part of an avocado

Avocados, like apples, turn brown when exposed to air. It’s actually a chemical reaction and not a sign of spoiled avocado. Compounds in the flesh are reacting with oxygen, with the help of enzymes, to produce brown pigments called melanin. The brown part of an avocado might look unappetizing and […]
Why it’s ok to eat the brown part of an avocado
News

NASA has a $3.5 billion idea to save Earth from a supervolcano apocalypse

Yellowstone National Park sits atop a massive supervolcano that’s considered one of the greatest volcano threats in the county. While experts estimate that a super-eruption might not happen for another few million years, NASA scientists performed a thought experiment to determine how we could prevent Yellowstone from erupting. Their hypothetical […]
NASA has a $3.5 billion idea to save Earth from a supervolcano apocalypse
News

3 compelling reasons why we haven’t found aliens yet

Aliens have always captured our imaginations. With recent sightings of monoliths in Utah, Romania, and California resembling the alien monoliths in “2001: A Space Odyssey,” we break down three theories on why we haven’t found any aliens yet. The universe is large and filled with other planets but somehow it […]
3 compelling reasons why we haven’t found aliens yet
News

Why hurricanes hardly ever hit Europe

North and Central America see most hurricanes from May or June through November, and scientists have warned that climate change could make these storms more severe and intense. Since the year 2000, Florida has seen over 79 hurricanes – m eanwhile, Europe hasn’t had a hurricane in over 50 years, […]
Why hurricanes hardly ever hit Europe
US

Award-winning footage of the microscopic world around us

Each year people break out their cameras and microscopes for the Nikon Small World Motion Photomicrography Competition. The submissions give us a unique glimpse into the realm of the extremely tiny. Watch a flea giving birth and clock ticking away time like you’ve never seen before. Learn more about this […]
Award-winning footage of the microscopic world around us
US

What happens when you stare at the sun

We all know the harmful effects of the sun touching our skin, so we ready ourselves with sunscreen to block the rays. But what about our eyes? What would happen if we happened to stare directly at the sun? Following is a transcript of the video. Whether it’s to map […]
What happens when you stare at the sun