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Stories and (Alleged) Sightings of the Loch Ness Monster

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Explore Loch Ness Monster tales, sightings and pop culture references. From the Surgeon's Photograph to plesiosaur theories, delve into the enduring mystery.

What happens when animals evolve in isolation?

science.howstuffworks.com/life/evolution/evolve-in-isolation.htm

Speciation events are when members of the same species separate until they are no longer able to reproduce with each other. Learn more about speciation events.

10 Scientific Questions We Can't Answer Yet

science.howstuffworks.com/innovation/scientific-experiments/10-questions-science-cant-answer-yet.htm

Science is forever uncovering the mysteries of our universe, but some questions remain elusive. What topics have us still scratching our heads?

How Luminol Works

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Have you seen investigators on crime shows who spray some stuff on a "clean" carpet and suddenly -- blood stains! Well, of all the fictional technology on TV, it turns out this stuff is real! Find out how luminol reveals the blood.

Why Is Biodiversity Important for Ecosystems?

science.howstuffworks.com/environmental/conservation/issues/biodiversity-important.htm

Biodiversity means rainforests and reefs teeming with species right? There's more to it than that though. Genetic diversity has a big role to play, too. Just ask that cheetah cub.

Study Illuminates Genetic Origins of Skin Color Diversity

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A groundbreaking study finds light skin pigmentation gene variations originating in Africa, eroding the notion of race as a biological characteristic, and shedding light on cancer and evolution, too.

What Is the Most Abundant Element on Earth? Not Carbon

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Ever wondered what the most abundant element on Earth is? Or how the elements that make up our planet compare to those floating out in the vast universe?

Hunting for Martians in the Most Extreme Desert on Earth

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Life-hunting rovers are going to Mars in 2020. HowStuffWorks tracks their adventures on Earth and wonders what the Martian life will be named, if found.

How Free Radicals Affect Your Body

science.howstuffworks.com/life/cellular-microscopic/free-radicals.htm

When an electron loses its partner, it creates a free radical. So is that free radical now potentially hazardous to your health?

Earth's Black Box Warns of Planet's End Due to Climate Change

science.howstuffworks.com/environmental/conservation/issues/earths-black-box-news.htm

A new project aims to document the possible demise of Planet Earth due to climate change. It's called Earth's Black Box and the creators hope this will be a warning to all Earth-dwellers to take global warming seriously.

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