Títulos em Ciência e Tecnologia

Flutter, flutter! What did you just see? Was it a butterfly or a moth? Butterflies and moths are similar, but they have some important differences. Find out how their colors, antennae, bodies, and behaviors can all help you tell these two animal look-alikes apart.

Vikings were fierce warriors who sailed the seas looking for new lands. They were expert sailors and shipbuilders. Find out the science behind their explorations, shipbuilding, and daily life. Discover how modern technology is being used to discover more about the lives of Vikings and their expeditions.

In science fiction, energy blades are weapons or tools that look like glowing swords. How could one of these powerful devices work? Scientists have some ideas, which include using plasma. Discover the science and technology behind what it would take to make a real-life energy blade!

In science fiction, jet packs let people zoom through the air at high speeds. Discover the science and technology behind what it would take to make a real-life jet pack!

In science fiction, invisibility cloaks let their users vanish from sight and sneak around unnoticed. How could one of these stealthy pieces of clothing work? Scientists have some ideas, which involve bending light. Discover the science and technology behind what it would take to make a real-life invisibility cloak!

In science fiction, time machines let people travel backward in history and forward to the future. How could one of these time-traveling devices be created? Scientists have some ideas, which include using spaceships and black holes. Discover the science and technology behind what it would take to make a real-life time machine!

In science fiction, hoverboard users glide above sidewalks on machines that look like skateboards with no wheels. How could one of these floating boards be created? Scientists have some ideas, which include using powerful magnets. Discover the science and technology behind what it would take to make a real-life hoverboard!

In science fiction, people upload their minds into computers for them to be stored. How could this futuristic way of preserving the mind work? Scientists have some ideas, which involve mapping the brain cell by cell. Discover the science and technology behind what it would take to upload a mind in real life!

In science fiction, deflector shields protect ships, bases, and even planets from enemy attack. How could a protective space that absorbs energy from weapons be created? Scientists have some ideas, which include using lasers. Discover the science and technology behind what it would take to make a real-life deflector shield!

You probably use Wi-Fi all the time to connect to the internet through your laptop, tablet, or phone. It's easy. Wi-Fi hotspots surround you as you go through your day—from school to a pizza place or coffee shop, and then back home. Not so long ago, the internet wasn't as accessible. Find out how Wi-Fi works, how it became commonplace, and what it might do for you in the future.

In science fiction, flying cars let people soar over traffic jams and get to where they're going quickly. How could a vehicle that both flies and drives be created? Scientists' ideas for this involve futuristic materials and technology from drones. Discover the science and technology behind what it would take to make a real-life flying car!

A rumble deep inside Earth. Hot, flowing magma is trapped and needs a way to escape. Pressure builds and causes a break in the surface. Eruption! Volcanic eruptions can shoot lava, ash, and smoke over a huge area. Why do they happen?

Spend a day and night in the savanna! Learn about this grassy habitat through the interesting animals that call it home. Nibble a breakfast of sky-high leaves with a giraffe. Then construct towering mounds with termites. At sunset, shriek and prowl for prey with a pack of hyenas. After dark, go on a high-speed hunt with a cheetah.

Space isn't just the final frontier—it's big business! From exploration to space vacations, learn how private businesses are transforming the future of space travel and exploration.

Spend a day and night in the prairie! Learn about this grassy habitat through the exciting animals that call it home. Spot prairie dogs popping aboveground as morning sun floods a field. Join giant bison as they graze on grass. Stir up dust on a sunset sprint with antelope. After dark, stake out prey with a coyote in dense grass.

When a group of wolves live together, it's called a pack. Learn about life inside a pack of wolves and why these animals like to stick together. Find out how living together with others helps wolves hunt for food, communicate with one another, and raise their young.

Probes can explore the depths of space in ways that would kill human beings. The information they provide can spur countless innovations here on Earth. Learn how probes work and the exciting possibilities that their discoveries may inspire.

Spend a day and night in the rain forest! Learn about this lush habitat through the diverse animals that call it home. Start the morning suspended high in the canopy with a colorful toucan. Curl around a branch and bask in the afternoon sun with an emerald boa. At sunset, pace the forest floor for prey alongside a sleek jaguar.

Desert, forest, or prairies—droughts can happen anywhere. Discover how small shifts in rain amounts can cause big changes to the land. Learn about droughts, what causes them, and how living things adapt to survive.

Underneath the New Mexico sky, a Navajo boy named Cody finds that his family's barrels of water are empty. He checks the chicken coop—nothing. He walks down the road to the horses' watering hole. Dry. Meanwhile, a few miles away, Darlene Arviso drives a school bus and picks up students for school. After dropping them off, she heads to another job: she drives her big yellow tanker truck to the water tower, fills it with three thousand gallons of water, and returns to the reservation, bringing water to Cody's family, and many, many others.