A SpaceX Falcon 9 rocket with its Crew Dragon capsule launches from Cape Canaveral, Fla., in January 2024. Chandan Khanna/AFP via Getty Images Benjamin L. Emerson, Georgia Institute of Technology Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. […]
Arsenic has earned its sinister title as the “king of poisons,” playing a role in schemes and assassinations throughout history. Its danger lies not in its pure form, but when it combines with other elements to create deadly compounds. In its most lethal form, white arsenic, this tasteless and odorless powder interferes with critical bodily […]
What happens when you give Jurassic Park’s Raptors a glow-up based on science? You get Jurassic Squawk! YouTuber CoolioArt decided the franchise needed some accuracy, so he slapped some feathers, wings, and a bird-like swagger onto the Velociraptors. The result? A chase scene that feels less like a life-or-death sprint and more like a deadly […]
Ever wonder if you really need to hit 10,000 steps a day? According to this fascinating Ted-Ed video, the answer is more about quality than quantity! Walking, even in modest amounts, can improve your mood, strengthen your bones, and reduce the risk of numerous diseases. From a simple afternoon stroll to exploring walkable neighborhoods, every […]
Ever wondered how the smallest things in our universe stack up against the biggest? Global Data has created an epic 3D animation that answers that question with a thorough size comparison, ranging from subatomic particles to the vastness of constellations. Pro Tip: Since the video is 20 minutes long, try playing it at 1.5X to […]
In 1502, Leonardo da Vinci proposed a self-supporting bridge design to to Sultan Beyazid II, requirering no fasteners, mortar, or supports underneath—a marvel of engineering relying solely on the forces of physics. While the sultan dismissed the idea as unworkable, modern demonstrations prove otherwise. This simple yet sturdy design was even portable, making it a […]
The ability to recognize sounds and identify their location is possible thanks to the auditory system. That’s comprised of two main parts: the ear, and the brain. The ear’s task is to convert sound energy into neural signals; the brain’s is to receive and process the information those signals contain. To understand how that works, […]
A night of revelry can mean an uncomfortable day after. Everett Collection/Shutterstock.com Daryl Davies, University of Southern California; Joshua Silva, University of Southern California, and Terry David Church, University of Southern California Debaucherous evening last night? You’re probably dealing with veisalgia right now. More commonly known as a hangover, this unpleasant phenomenon has been dogging […]
Most whole foods contain more than one kind of macro. carlosgaw/E+ via Getty Images Tyler Garner, University of Texas at Arlington “I’m tracking my macros.” “I’ll pass on that, it doesn’t fit in my macros.” “I’m on the Macro Diet.” Macros seem to come up often in the corners of the internet and social media […]
A host of space missions are planned to launch in 2025. AP Photo/John Raoux Zhenbo Wang, University of Tennessee In 2024, space exploration dazzled the world. NASA’s Europa Clipper began its journey to study Jupiter’s moon Europa. SpaceX’s Starship achieved its first successful landing, a critical milestone for future deep space missions. China made headlines […]