検索キーワード： 科学・テクノロジー

Technology surrounds us every day: a phone alarm wakes us up, an electronic calendar tracks assignment deadlines, GPS directs us to the new dentist’s office, social media keeps us connected to friends and family, and streaming platforms make sure we’re never without something new to binge-watch. Our devices and apps can make life much more convenient and entertaining. But for years, scientists have warned that too much screen time may have negative effects on our health.

"This frank, spirited guide spotlights a thoughtful leader who embraces social responsibility." — Kirkus With witty humor and a strong sense of self, musician, model, and technology executive Shavone Charles recounts her journey through Google, Twitter, and more – and outlines her mission...

In this "laugh-out-loud funny” book (Hank Green, New York Times bestselling author), social media star and comedian Josh Sundquist takes readers on his hilarious journey to the fringes of viral stardom to discover if it’s possible to be both very famous and very happy As a semi-famous...

Did you know that only five percent of all your decisions are consciously made? Most decisions are made by the subconscious brain, perhaps this factually explains why humans are prone to rash judgment. Read on to discover more facts that can aid not only your structural and functional understanding of the brain but also help improve your cognitive skills.

A young adult adaptation of the national bestseller that details the true story of two Navy pilots from divergent racial and economic backgrounds who forge a deep friendship during the Korean War as they face extraordinary circumstances. Soon to be major motion picture starring Jonathan Majors...

In a world of haves and have nots, where petty crime is punishable by death and magic is forbidden, a deadly contest unfolds in secret. Twelve competitors are mysteriously invited. The winner gets one wish. For Briar Bishop, this means saving her brother from execution by guillotine, and she’s not going to let anything or anyone get in her way. Especially not Leo Davenbrook, a mischievous flirt and the handsome High Prince. He's grown up with everything she never had and his very presence threatens her chance at survival.

Whether it’s playing through blockbuster-esque adventures, diving deep into hidden bits of story and lore, or building relationships that change the fate of the world itself, video games are bringing stories to life in ways that are immediate, interactive, and immersive. Focusing on some of the best and most memorable experiences in gaming, The Greatest Stories Ever Played examines the relationship between gaming and storytelling in a new way.

Part biography, part guidebook to the contemporary environmental movement, this book is the perfect gift for future and current activists and changemakers! Girls Who Green the World features the inspiring stories of 34 revolutionaries fighting for our future! An inspired collection of profiles...

En estas páginas encontrarás consejos sobre ecología y defensa de la biodiversidad, claves para respetar el equilibrio de nuestro planeta y soluciones al alcance de todos para protegerlo de la contaminación... ¡Además de una buena dosis de optimismo!

The mysteries of the cosmos have captivated man’s curiosity for thousands of years. Sound interesting? The author thinks so too! Listen to The Theories of the Universe and learn about science and astronomy.

Interesting fact, the sun is terrible at fusion. Think about it, why hasn't the sun just instantly ignited all its fuel, and blow up all the milky way? The limiting factor infusion for the sun is one, heat, and two beta decays. The first you likely knew, but beta decay, "whatchu talking about Willis?" I'm quoting Arnold from one of my favorites shows growing up called Different Strokes. Well, when you smash two hydrogen atoms together, you get what we call a di-proton. It is sometimes called Helium-two, and boy does it not like existing.

Penny's story is the fourth in Brian L. Porter's award-winning Family of Rescue Dogs series. It features a tiny terrier, abandoned in a particularly cruel manner and her subsequent adoption and life with the author and his family. From being attacked and needing emergency surgery to days out at the coast chasing seagulls and living in stately homes, Penny's life in Brian's pack of rescue dogs has never been anything but interesting and eventful.

Az evolúció legképtelenebb, sületlen, hagymázos ötlete minden kétséget kizáróan az ember, becenevén a Homo sapiens. Öt-hatmillió éve a bioszféra üde színfolt lehetett a bolygón sokféle állattal és növénnyel, az ökológiai rendszer kiegyensúlyozott volt, és úgy tűnhetett, hogy megalapozott, tartós jövője sok százmillió évre biztosítva van. És ekkor a rendszer finom, olajozott kerekei közé por, autóroncsok, enzimes mosópor került. Recsegés, ropogás, füst és korom. Mi történt?

In the mid- to late-19th century, a burgeoning science called electricity promised to shine new light on a rousing nation. Inventive and ambitious minds were hard at work. Soon that spark was fanned, and a war was under way to be the first to light - and run - the world with electricity. Thomas Alva Edison, the inventor of direct current (DC), engaged in a brutal battle with Nikola Tesla and George Westinghouse, the inventors of alternating current (AC). There would be no ties in this race - only a winner and a loser - and the prize was a nationwide monopoly in electric current.

HOW DO I MAKE IT BIG ON SOCIAL MEDIA? WHAT IS MY STORY—AND WHO IS MY AUDIENCE? WHAT CONTENT SHOULD I POST TO ACHIEVE #SUCCESS? HOW DO I GO VIRAL…OR HOW LONG WILL IT TAKE ME TO GET NOTICED? Selfie Made is a one-of-a-kind guide to creating a digital identity, finding an audience, and building...

Less than a hundred years ago, science seriously debated whether a cosmic array of stars and galaxies extended beyond the Milky Way. Discoveries and theories have revealed a universe of increasing enormity, complexity, and mystery. The Big Bang follows the pioneering observations of Edwin Hubble and the early insights in cosmological theory by Alexander Friedmann and Father Georges Lemaitre.

In May 1869, the U.S. railroad network unified when the Central Pacific and Union Pacific railroads came together in Promontory, Utah. The Transcontinental Railroad: The Gateway to the West discusses this important milestone in the expansion of the United States and its impact on the nation, both positive and negative. This book tells how the east-west railroad played an integral role in opening western markets to the residents of the eastern United States, but it also examines how the railroad led to the demise of many American Indian groups in the West.

Am 12. April 1912 lief die R.M.S. Titanic mit 2.200 Passagieren an Bord zu ihrer Jungfernfahrt Richtung New York aus.

The human species is relatively new to the planet in geologic terms. With origins reaching back only a few million years, the rise of humans from primate ancestors is a remarkable evolutionary success story. Early Humans traces the beginnings of the human species, its success and adaptability, and the development of such innovations as human language and culture.

Jean-Edgar Van de Burne (né le 5 septembre 1940 à Dunkerque, France) est un scientifique qui s'illustra successivement dans les domaines de la phycologie, de la biochimie appliquée, de l'ingénierie et des statistiques transverses bio-politiques. Tout en ne laissant jamais de côté sa grande passion pour les tournois de bridge, il contribue alors largement au développement des plaques de cuisson thermonucléaire pour lesquelles il reçoit le Prix Nobel de la Paix en 1985.

Audiokurs pomozhet uchashhimsja v osvoenii neobhodimogo materiala po kursu fiziki v 10 klasse obshheobrazovatel'noj shkoly. Vazhnoj temoj audiokursa javljaetsja razdel «Mehanika», vkljuchajushhaja dinamiku vrashhenija tverdogo tela, osnovy molekuljarno-kineticheskoj teorii i termodinamiki, elektrodinamiki i elektronnoj teorii.

world of Fun Science! I'm Charlie, also known across the Internet as charlieissocoollike. In my book I'll be taking you on an awesome journey through the cosmos, beginning with the big bang through to the solar system and the origins of life on Earth, all the way down to the particles that make up everything around us (including you and me!). Expect frequent digressions into not-so-sciencey things (e.g., a microwave flying through space) and audio packed with my all-time favourite mind-bending science facts.

This series aims to lift the veil off of these developments and shed light on how each could affect society in the years ahead. This audiobook - the first in the series - begins the tour with a look at many areas of the entertainment industry, including television, movies, music, printed media, and video games.

In this dynamic account, award-winning author Paul Fleischman arms teens with the basic tools to uncover vested interests and falsehoods by vetting sources, following the money, and checking references so that they can make informed decisions about what actions to take in the worldwide battle against climate change, overconsumption, and dwindling resources.

Featured in the 2018 movie Science Fair! A National Science Teachers Association Best STEM Book of 2017 In this acclaimed memoir, teen innovator and scientist Jack Andraka tells the story behind his revolutionary discovery. When a dear family friend passed away from pancreatic cancer, Jack was...

Warum sind wir Menschen so verschieden? Sind wir nicht merkwürdig, wir Menschen, mit verschiedenartigem Aussehen, anderen Sprachen und unterschiedlichen Religionen? Der Evolutionsbiologe Josef H. Reichholf greift das Thema Evolution anhand der alltäglichen Erfahrungen auf, die junge Menschen z.B. bei ihren Mitschülern machen: Jeder Einzelne ist anders, dazu kommt die äußerliche Verschiedenheit durch Kinder asiatischer oder schwarzafrikanischer Herkunft.

Mayim Bialik, Jeopardy! host and star of The Big Bang Theory and author of the #1 bestseller Girling Up, puts her Ph.D. to work to talk to teen boys about the science and pressures of growing up male in today's world. A must-have book for all teenage boys! Why does my voice crack like that? What...

From National Book Award finalist Albert Marrin comes a fascinating look at the history and science of the deadly 1918 flu pandemic--and its chilling and timely resemblance to the worldwide coronavirus outbreak. In spring of 1918, World War I was underway, and troops at Fort Riley, Kansas, found...

An informative introduction to Darwin's discovery. In his groundbreaking book Natural Selection, Charles Darwin explained his theory that evolution is driven by adaptation of species to their environmental surroundings.

More than 50 years ago, John Coltrane drew the 12 musical notes in a circle and connected them with straight lines, forming a five-pointed star. Inspired by Einstein, Coltrane had put physics and geometry at the core of his music. Physicist and jazz musician Stephon Alexander returns the favor, using jazz to answer physics' most vexing questions about the past and future of the universe.