In the vast expanse of space, a new frontier is emerging. A startup named Karman+ is aiming to build autonomous spacecraft that can travel to asteroids, mine them, and extract valuable resources. The goal is to use the extracted water to refuel space tugs and extend the life of aging satellites. Th
Squat jumps are a common exercise used to measure an athlete's power and strength. But how do you know if you're doing them correctly? Traditionally, coaches and scientists have used their eyes or force-time graphs to check for an unweighting phase before the jump. This method can be unreliable and
Metabolic syndrome, or MetS, is a group of conditions that can lead to serious health issues. It's like a recipe for trouble, with high blood pressure, high blood sugar, excess body fat around the waist, and abnormal cholesterol or triglyceride levels. These conditions can increase the risk of hea
Rheumatic mitral valve disease is a serious issue that mostly affects young adults. It's a progressive disorder that can cause severe health problems and even death. Traditional treatment involved replacing the damaged valve with a mechanical one. This can extend life, but it also requires major lif
Type 1 diabetes can lead to heart problems, but it's not just an adult issue. It turns out that even teenagers with this condition can have early signs of heart trouble. This isn't just about heartbeats and blood flow; it's about the tiny muscles in the heart working less efficiently. Doctors have a
The Sigma 500mm f/5. 6 DG DN OS Sports lens is a standout choice for birders who prefer to hold their cameras by hand. In 2024, it was highly praised, especially for its compact size and lightweight design, making it a favorite among photographers. The lens is a prime, meaning it has a fixed focal
In a recent move, the Trump administration has rolled out new guidelines for sex-based definitions. This isn't just about semantics. It's about how the government and public will be talking about male, female, woman, and man. The new rules focus on biology. A male is someone who has a reproductive
Soccer formations are like secret codes that teams use to outsmart their opponents. These codes have been studied for over twenty years, using data from games and player movements. But what exactly are formations? They are the patterns that teams create on the field, like a dance routine that helps
During the COVID-19 pandemic, two drugs, hydroxychloroquine and ivermectin, became popular among people in the US. These drugs were used to treat COVID-19, even though they were originally meant for other things. The use of these drugs was not well understood, especially among different groups of pe
In South Korea, a new player has entered the scene of the invasive hornet, Vespa velutina. This hornet, first spotted in 2003, has been causing trouble for beekeepers, ecosystems, and even human health. Until 2020, no one had found any parasites or parasitoids on these hornets. Then, in Andong City,
