Researchers have developed a way to make a battery and its casing stretchy, enabling future advancements in wearable electronics.
Over 100,000 metric tons of caffeine are consumed around the world every year. That’s equivalent to the weight of 14 Eiffel Towers! Caffeine helps us feel alert, focused, and energetic, even if we haven’t had enough sleep — but it can also raise our blood pressure and make us feel anxious. So how does it keep us awake? Hanan Qasim shares the science behind the world’s most widely used drug.
The technology, according to Musk — who brought up the idea at Recode’s Code Conference last year — is a “digital layer” located above the cortex, built into the brain. Musk calls the technology, which would intertwine computers and the human brain, “neural lace.”
Finding the source of a disease outbreak requires intensive detective work from health experts. But is finding Patient Zero even possible?
Our education system is based on the idea that we can learn things once, and that they’ll then stay in our minds throughout our lives. That’s far too optimistic. Our brains are like sieves. If anything is going to remain in them, we need regular reminders of what really matters. Fascinatingly, religions always understood that.
Deep underground lie stores of once-inaccessible natural gas. There’s a technology, called hydraulic fracturing, or “fracking,” that can extract this natural gas, potentially powering us for decades to come. So how does fracking work and why is it a source of such heated controversy? Mia Nacamulli explains the ins and outs of fracking.