Title
Knocking on Heaven's Door: How Physics and Scientific Thinking Illuminate the Universe and the Modern World,Used
Delivery time: 8-12 business days (International)
Science has a battle for hearts and minds on its hands.How good it feels to have Lisa Randalls unusual blend of top flight science, clarity, and charm on our side.Richard DawkinsDazzling ideas.Read this book today to understand the science of tomorrow.Steven PinkerThe bestselling author of Warped Passages, one of Time magazines 100 Most Influential People in the World, and one of Esquires 75 Most Influential People of the 21st Century, Lisa Randall gives us an exhilarating overview of the latest ideas in physics and offers a rousing defense of the role of science in our lives. Featuring fascinating insights into our scientific future born from the authors provocative conversations with Nate Silver, David Chang, and Scott Derrickson, Knocking on Heavens Door is eminently readable, one of the most important popular science books of this or any year. It is a necessary volume for all who admire the work of Stephen Hawking, Michio Kaku, Brian Greene, Simon Singh, and Carl Sagan; for anyone curious about the workings and aims of the Large Hadron Collider, the biggest and most expensive machine ever built by mankind; for those who firmly believe in the importance of science and rational thought; and for anyone interested in how the Universe beganand how it might ultimately end.
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Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
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If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
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Secure Payment
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.