N.C. Wickramasinghe Books

Lifecloud

By Fred Hoyle, N.C. Wickramasinghe

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The Theory of Cosmic Grains Astrophysics and Space Science Library

By Fred Hoyle, N.C. Wickramasinghe, B. Hoyle

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Astronomical Origins of Life Steps Towards Panspermia

By N.C. Wickramasinghe, B. Hoyle

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Fundamental studies and the future of science

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The Theory of Cosmic Grains

By N.C. Wickramasinghe, B. Hoyle

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The problem of the composition of cosmic dust grains has stubbornly defied solution for over half a century. A succession of models have been proposed and their properties worked out for comparison...

Astronomical Origins of Life

By N.C. Wickramasinghe, B. Hoyle

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Two of the pioneers of the modern version of panspermia - the theory that comets disperse microbial life throughout the cosmos - trace the development of their ideas through a sequence of key paper...

Astronomical Origins of Life

By B. Hoyle, N. C. Wickramasinghe

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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.