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In science fiction, hoverboards let people defy gravity and hover from place to place. How could a vehicle such as that be created? Scientists' ideas for this involve futuristic …
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 …
In science fiction, time machines let people travel backwards in history and forward to the future. How could one of these time-travelling devices be created? Scientists have some …
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 …
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' …
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 …