The Hidden Reality: Parallel Universes and the Deep Laws of the Cosmos

Name: The Hidden Reality: Parallel Universes and the Deep Laws of the Cosmos
Price: 4.99 USD
Availability: InStock
Rating: 4.6 (1768 reviews)
Author: Brian Greene

by Brian Greene

Nonfiction

4.6 (1,768)

4.6 stars from 1,768 reviews. Top 82% of Nonfiction books we track.

378 pages~6.3 hr readPublished by KnopfPublished 2011-01-01

$4.9967% off peak

Last checked: Jun 26, 2026

Price history: $1.99 – $14.99

Good deal — this is near the lowest price we've tracked.

Price range: $1.99 – $14.99

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Perfect for you if...

You're fascinated by cosmology and want to understand cutting-edge physics without needing a PhD in mathematics.
You loved The Elegant Universe or The Fabric of the Cosmos and want Greene to take you even further into mind-bending territory.
You enjoy thinking about big philosophical questions (like what reality actually is) and want a guide who makes them accessible.

Maybe not for you if...

You prefer science writing that stays grounded in what we can observe and test right now, rather than speculative physics.
You're looking for a quick, light read—this requires genuine mental engagement and sustained focus.
You want definitive answers rather than explorations of competing theories and open questions.

About this book

Brian Greene explores whether our universe is the only one, or if it is one among many parallel universes within a vast multiverse. He examines several theoretical frameworks that suggest multiple universes may exist: one comprising an endless series of big bangs, one with duplicates of every person, one populated by vast sheets of spacetime, one in which reality consists of holographic illusions, and one made purely of mathematics. Greene presents a survey of cutting-edge physics while addressing a fundamental challenge: how can science progress when large portions of reality may be beyond our reach? The book takes readers through concepts that expand far beyond conventional understanding of the cosmos.

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Price History

Kindle price over time. Green zones = periods when the book was free.

$1.99 – $14.99

Currently on sale at $4.99 — 67% off peak. Price has dropped 21 times over the last 6 years. Goes on sale roughly every 113 days. Typically stays discounted for 65 days.

Sales Rank

Amazon sales rank: lower number = better selling book. #1 is the bestseller.

Currently around #22K in the Kindle store — a steady mid-list seller. Climbing the charts — 29% improvement recently.

Rating & Reviews

Purple line = star rating over time. Blue area = total review count growth.

Currently 4.6★ from 1,768 reviews

Gaining approximately 4 new reviews per month. Rating has remained stable at 4.6 over the tracking period.

Sale Prediction

Actual Predicted

This book is currently discounted at $4.99. It typically returns to around $14.99.

Prices shown in USD from Amazon US. We continuously pull new data to improve tracking. If dates look old, it usually means there has been no significant change since the last data point.

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