The Editors of Discover Magazine's Discover's 20 Things You Didn't Know About Everything: Duct PDF

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By The Editors of Discover Magazine

ISBN-10: 0061435643

ISBN-13: 9780061435645

ISBN-10: 006163123X

ISBN-13: 9780061631238

How a lot have you learnt approximately . . . weight problems Sleep Meteors extraterrestrial beings Bees Sperm banks intercourse in house Duct tape Germs Airport protection demise historical guns Rats the net delivery climate Milk Mosquitoes Your physique house mess ups DISCOVER'S 20 belongings you did not learn about every thing is the 1st ebook written by way of the editors of the award-winning detect journal. according to DISCOVER'S such a lot eagerly awaited per month column, "20 belongings you did not recognize About," this unique publication seems at many popular—and occasionally unexpected—topics in technology and know-how, and divulges quirky, exciting, and little-known evidence. no matter if you are simply curious or imagine every thing, this ebook is certain to extend your brain.

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The Editors of Discover Magazine's Discover's 20 Things You Didn't Know About Everything: Duct PDF

How a lot are you aware approximately . . . weight problems Sleep Meteors extraterrestrial beings Bees Sperm banks intercourse in area Duct tape Germs Airport defense demise historic guns Rats the web start climate Milk Mosquitoes Your physique house mess ups DISCOVER'S 20 belongings you did not find out about every thing is the 1st booklet written through the editors of the award-winning become aware of journal.

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Additional info for Discover's 20 Things You Didn't Know About Everything: Duct Tape, Airport Security, Your Body, Sex in Space...and More!

Example text

He did not stipulate good luck. All war is based on deception. —SU N T Z U, military strategist 9. NOTHING NEW UNDER THE SUN. Our term “ballistic” comes from the Roman “ballista,” a torsion-energy catapult that could propel rocks or other weapons (including pots of human waste or deadly scorpions) thousands of yards over enemy walls. The Greeks—those brilliant philosophers and humanists—were not above coating arrowheads with poison, jellyfish stingers, or allergenic plant sap. The Romans owed the conquest of the world to no other cause than continual military training, exact observance of discipline in their camps, and unwearied cultivation of the other arts of war.

We do not know what an electrical banana is or does. He is a skilled computer animator. These accomplishments and others may have provided him with a predictive insight that exceeds the ordinary. It is unclear how he arrived at the year 2025. Extraordinary claims require extraordinary evidence. S. astronomer 26 * 20 Things You Didn’t Know About Aliens 7. WE’RE HIGH ON SPACE. Astronomers are optimistic about the Allen Telescope Array, the latest advance in SETI, endowed by a grant from Microsoft co-founder Paul Allen.

Battles were 20 Things You Didn’t Know About Ancient Weapons * 41 fairly formal winner-take-all affairs, often lasting only an hour or so. No weapon has ever settled a moral problem. It can impose a solution but it cannot guarantee it to be a just one. S. writer Classical Greek warfare was straight-ahead fighting, unlike today’s preference for stealth or covert guerrilla actions. Fighters faced each other, army to army, in broad daylight, usually on a plain. At a signal they would charge ahead and smash into each other, each side hoping to break through and encircle the other army.

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Discover's 20 Things You Didn't Know About Everything: Duct Tape, Airport Security, Your Body, Sex in Space...and More! by The Editors of Discover Magazine


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