Títulos en Ciencia y tecnología

Hail the size of golf balls drops from the sky. Strong winds send cars sailing through the air as if they were small toys. Most people look for cover when severe weather threatens. But storm chasers do the opposite - they look for the storms! Find out why these daredevils take the risk, what they’ve learned about severe weather, and the gear they use to stay safe.

What happens in fall? Leaves change color, fall from the trees, and need raking. Pair this nonfiction title with its fiction companion, Fall Colors.

Nunca se es demasiado jóven para salvar el mundo. Este es el mensaje que transmiten los 16 cuentos de este libro. 16 vidas extraordinarias de personas que luchan cada día por salvar el medio ambiente. 16 historias para los pequeños heroes que salvarán nuestro planeta. De Leonardo di Caprio a Emma Watson, pasando por supuesto por Greta Thunberg o Pierre Rabhi (considerado como el Gandhi de la ecología), el libro cuenta dieciséis historias ejemplares de personas que luchan por el medio ambiente y, por lo tanto, por salvar el planeta.

Which country separates the United States of America from Central America? Where, on average, do people eat half a kilo of tortillas every day? And, where is home to the cactus and the Chihuahua? Mexico, of course! Mexico, or the United States of Mexico, is a federation of 31 sovereign states. Its land mass is almost three times that of Texas, which it borders. In fact, Mexico is the world’s 14th largest nation.

Las estrellas de mar podrían parecerse a decoraciones, pero en realidad son peces! Aprenda sobre estos coloridos mar-rastreadores y cómo se mueven, comen, y crecen.

Entérate de qué y cómo han aprendido los científicos acerca de los dinosaurios: qué comían, cómo se ocupaban de sus crías, cómo dormían, cómo peleaban e incluso, si alguna vez se enfermaban.

Regrésate en el tiempo y sigue las huellas de dinosaurios en todo el mundo. Ya sean hechas por unos algunos dinosaurios o en grandes grupos, estas huellas ofrecen pistas sobre el movimiento y el comportamiento de estas adorables y criaturas del pasado. ¿Qué dinosaurios hicieron las huellas y qué piensan los científicos que los dinosaurios las estaban haciendo cuando las dejaron?

This audiobook tells the story of Levi Strauss and the evolution of blue jeans.

Visit the Palmetto State! Learn about South Carolina's history, geography, weather, people, and more in this book that's all about our eighth state.

Air travel is one of the safest methods of transportation, but when a disaster happens, it captures the public's imagination. Learn about how airplanes are built, how researchers investigate a crash, how engineers are making planes safer, and more.

There are so many different types of weather: sunny, cloudy, rainy, snowy and more! Which one is your favorite and what activities do you like to do? From sledding when it’s snowing to having a picnic on a cloudy day, young learners will enjoy the repetitive words and fabulous narration. The perfect book for the aspiring meteorologist.

Bacterial infections are a constant threat to human health. Antibiotics stop a bacterial infection from multiplying. They help treat pneumonia, strep throat, and many other infections. But before antibiotics, treatments for these diseases were limited or misguided. In 1929, the accidental discovery of the first antibiotic, a bacteria-killing liquid called penicillin, kicked off a medical revolution. The use of this new treatment has saved countless lives, from World War II soldiers to modern hospital patients. Explore current issues in antibiotics and the best ways to fight bacteria.

Nata in Via delle Cento Stelle a Firenze il 12 giugno 1922, Margherita hack non poteva che diventare un'astrofisica di fama mondiale. Eppure lei non ha mai creduto al destino: credeva invece nel merito, nella possibilità di realizzare i propri sogni. Lei che di sogni ne aveva tantissimi: dall'atletica, in cui sperava di conquistare una medaglia alle Olimpiadi, alla bici, con la quale fu amore a prima vista, fino alle stelle, scoperte a scuola un po' per caso e che le hanno illuminato il cammino fino ad arrivare alla guida dell'osservatorio astronomico di Trieste.

Discover the secret life of trees with this nature and science book for kids: Can You Hear the Trees Talking? shares the mysteries and magic of the forest with young listeners, revealing what trees feel, how they communicate, and the ways trees take care of their families. The author of The Hidden Life of Trees, Peter Wohlleben, tells kids about the forest internet, aphids who keep ants as pets, nature’s water filters, and more fascinating things that happen under the canopy.

La scienza prenderà sempre delle cantonate. Potranno volerci anni, addirittura secoli o millenni, ma alla fine gli errori verranno trovati. E in fondo, quando ci prendono per le orecchie perché abbiamo sbagliato, miglioriamo tutti. Scoprendo sempre più l'universo che ci circonda. La scienza può sbagliare? La risposta è sì. E non solo può, ma deve. Se sogni di diventare uno scienziato o una scienziata, preparati a farne di tutti i colori (e avvisa i tuoi genitori, così cominciano a mettersi il cuore in pace): il segreto infatti non è essere infallibili, bensì non arrendersi mai.

Plastic bags are cheap and easy to use. But what happens when a bag breaks or is no longer needed? In Njau, Gambia, people simply dropped the bags and went on their way. One plastic bag became two. Then 10. Then a hundred. The bags accumulated in ugly heaps alongside roads. Water pooled in them, bringing mosquitoes and disease. Some bags were burned, leaving behind a terrible smell. Some were buried, but they strangled gardens. They killed livestock that tried to eat them. Something had to change.

This audiobook examines how scientists study tornadoes. With fun facts and engaging discussion topics, this short audiobook provides an exciting look at the science of disaster detection.

This exciting second book in the Lost series tells the incredible true story of the doomed Apollo 13 moon mission that nearly ended in disaster. On April 11, 1970, the Apollo 13 space shuttle set off for the third intended American moon landing. Two days later and 200,000 miles from Earth, disaster struck when an oxygen tank exploded onboard the spacecraft, leaving three astronauts with only one goal: to make it home alive.

Watch your child grow confidence, curiosity, and real veggies—even without a backyard or gardening experience! Looking for a screen-free activity your child will actually enjoy? Wish they’d eat more fresh foods—especially ones they grow themselves? You’re not alone. Many families want simple, kid-friendly gardening projects but feel limited by space, climate, or complicated instructions.

If the groundhog sees its shadow, there will be six more weeks of winter. Moss grows only on the north side of a tree. No two snowflakes are alike. You may have heard these common sayings or beliefs before. But are they really true? Can they be proven using science? Let's investigate 17 statements about Earth, weather, and the environment and find out which ones are right, which ones are wrong, and which ones still stump scientists! Find out whether all deserts are hot!