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Can we bring Neanderthals back?
science.howstuffworks.com/life/genetic/bring-neanderthals-back.htm
Neanderthals and humans coexisted for thousands of years, but the relationship between the two species was always a bit dysfunctional. Could we get reacquainted with our evolutionary peers?
The Real Difference Between Plant and Animal Cells
science.howstuffworks.com/life/cellular-microscopic/plant-cells-animal-cells.htm
While plant and animal cells are strikingly similar, there are a few key differences.
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 do astronauts eat in space?
science.howstuffworks.com/astronauts-eat-in-space.htm
Astronauts eat in space with the help of special contraptions and carefully packaged food. Learn more about how astronauts eat in space.
Brainless, Footless Slime Molds Are Weirdly Intelligent and Mobile
science.howstuffworks.com/life/biology-fields/slime-mold-facts.htm
They might look like piles of goop, but slime molds can think and seemingly make decisions without a brain.
10 Fascinating Facts About the New 'Tree of Life' Evolution Chart
science.howstuffworks.com/life/evolution/10-facts-new-tree-life-evolution-chart.htm
The newly developed family tree of Earth's 2.3 million species is a first draft of the 3.5-billion-year history of evolution.
29 Weird Facts About Animals, Space, History, and the Human Body
science.howstuffworks.com/weird-facts.htm
The world is full of oddities. Some are delightful; others are just plain strange.
How Space Food Works
science.howstuffworks.com/space-food.htm
Space food for astronauts has come a long way since the flavorless paste that came in tubes. Learn about the development of space food.
Is there really water on Mars?
science.howstuffworks.com/water-on-mars.htm
Photographs have recently shown that there may be water on Mars. Find out if there's water on Mars and what that could mean for life on Mars.
How Bird Flu Works
science.howstuffworks.com/life/cellular-microscopic/bird-flu.htm
Bird flu is an infectious disease that has swept through the Asian bird population. Learn how bird flu spreads and the risks posed by antigenic drift and shift.