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“A man who dares to waste one hour of time has not discovered the value of life.”
― The Life & Letters of Charles Darwin
― The Life & Letters of Charles Darwin
“If I had my life to live over again, I would have made a rule to read some poetry and listen to some music at least once every week.”
― The Autobiography of Charles Darwin, 1809–82
― The Autobiography of Charles Darwin, 1809–82
“The greatest danger to our future is apathy.”
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“What you do makes a difference, and you have to decide what kind of difference you want to make.”
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Horror Aficionados
— 30043 members
— last activity 4 minutes ago
If you love horror literature, movies, and culture, you're in the right place. Whether it's vampires, werewolves, zombies, serial killers, plagues, or ...more
Science and Inquiry
— 4495 members
— last activity 11 hours, 40 min ago
This Group explores scientific topics. We have an active monthly book club, as well as discussions on a variety of topics including science in the new ...more
Green Group
— 2008 members
— last activity 18 hours, 21 min ago
The Green group is about living in a sustainable manner--how human activity affects the environment and how a changing climate/environment affects how ...more
Popular Science and Math
— 137 members
— last activity Jul 01, 2025 03:56AM
Group devoted to reading quality texts on latest advances in science and reviewing math applications and books on mathematical thought and problem sol ...more
Silver’s 2025 Year in Books
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