John R. Gribbin Books

Analog Science Fiction and Fact, February 1985 (Volume CV, No. 2)

By James White, George R. R. Martin, James E. Gunn, Charles L. Harness, John R. Gribbin, Harry Turtledove

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Time Travel for Beginners

By John Gribbin, Mary Gribbin, John R. Gribbin

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Scientists have found that the laws of nature permit time travel. General relativity and quantum mechanics can be applied to demonstrate the possibility of time travel. This book explains the conce...

Spacewarps

By John R. Gribbin

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Jupiter Effect Reconsidered

By John R. Gribbin, Stephen H. Plagemann

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The Omega Point

By John R. Gribbin

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The death of the sun

By John R. Gribbin

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Although the Sun will probably survive for millions of years, this book argues that it is not a particularly stable star, and that the next fluctuation in solar activity could spell doom for life o...

Unveiling the edge of time

By John R. Gribbin

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In search of the double helix

By John R. Gribbin

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Cosmic coincidences

By John R. Gribbin

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Hothouse earth

By John R. Gribbin

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.