Space Flight
The Shelf Life of Many Medications Is Shorter Than A Round Trip To Mars
Check any container of over-the-counter medicine, and you'll see its expiration date. Prescription medicines have similar lifetimes, and we're told…
The Most Dangerous Part of a Space Mission is Fire
Astronauts face multiple risks during space flight, such as microgravity and radiation exposure. Microgravity can decrease bone density, and radiation…
Astronauts Struggle To Eat Their Space Food and Scientists Want to Know Why
Astronauts sometimes struggle to consume enough nutritious food on the ISS because it tastes bland. But astronaut food is of…
Warp Drives Could Generate Gravitational Waves
Will future humans use warp drives to explore the cosmos? We're in no position to eliminate the possibility. But if…
Japanese Billionaire Calls Off His Starship Trip Around the Moon
Six years after he announced a grand plan to fly around the moon with a crew of artists in SpaceX's…
How Knot Theory Can Help Spacecraft Can Change Orbits Without Using Fuel
When a spacecraft arrives at its destination, it settles into an orbit for science operations. But after the primary mission…
NASA’s Next Solar Sail is About to Go to Space
Everyone knows that solar energy is free and almost limitless here on Earth. The same is true for spacecraft operating…
NASA is Done Setting Fires Inside its Doomed Cargo Spacecraft
Fire on a spacecraft can be catastrophic. It can spread quickly in a confined space, and for trapped astronauts, there…
Space Force Chooses its First “Guardian” to go to Space
Although the U.S. Space Force is tasked with military operations in regards to space, they've never actually sent one of…
How Could Laser-Driven Lightsails Remain Stable?
How can we send spacecraft to other star systems? One proposed by Breakthrough Foundation is the Starshot, which uses high-powered…