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Chapter one
Tides


Evil Triumphs in These Multiverses, and God Is Powerless
How scientific cosmology puts a new twist on the problem of evil.

The Periodic Stranger
When exile becomes home.

The Evolutionary Pull of Ocean Tides
How animals’ biological clocks turn with the tides.
Chapter two
Parallels

This Is My Brain on Rock Climbing
The neurology of dread and desire on Half Dome.

Why Evolution Is Ageist
Genetic mutation changes from adaptive to dangerous after reproductive age.

If You Think You’re a Genius, You’re Crazy
Both geniuses and madmen pay attention to what others ignore.

Virtual Reality Poses the Same Riddles as the Cosmic Multiverse
Alt-realities, whether cosmic or VR, would undermine the laws of physics.
Chapter three
Day-to-Day

A Brief History of the Grand Unified Theory of Physics
It’s the best of times or the worst of times in physics.

The Fifth Force of Physics Is Hanging by a Thread
As scientists chase tantalizing hints of a new force, modern physics hangs in the balance.

Will 90 Become The New 60?
As our lifespans have increased, so too have our active years. Can that go on?

What This Drawing Taught Me About Four-Dimensional Spacetime
Stuck in his research, a cosmologist finds a hint in an intricate drawing.
Chapter four
Backyards & Starscapes

Why Power Brings Out Your True Self
Are you a tyrant or a servant?

Survival of the Friendliest
It’s time to give the violent metaphors of evolution a break.

The Strange Blissfulness of Storms
Is there a biochemical reason that extreme weather makes us happy?

Can Dark Energy Kill Galaxies?
The surprising importance of a dark-energy selection effect.

Meet Seven Extraordinary Women Scientists
A neuroscientist turned designer has created a unique celebration of women’s history month.
Chapter five
Zen

Why You Feel the Urge to Jump
The science and philosophy of looking down from a high place.

Darwin Was a Slacker and You Should Be Too
Many famous scientists have something in common—they didn’t work long hours.

Noise Is a Drug and New York Is Full of Addicts
We may complain about a defining feature of the city, but we also feed off it.

Ingenious: Lisa Feldman Barrett
Inside a new theory of emotions that spotlights how the brain works.

The Woman Who Gave Us the Science of Normal Life
Before Rachel Carson there was Ellen Swallow Richards, MIT’s first female student.
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