Astronomers have understood for many decades that the universe is expanding. To calculate how quickly it is stretching today, researchers measure a value called the Hubble constant. Different techniques are used to determine this number, and because they rely on مزید پڑھیں
Traces of plant poison on ancient African arrowheads provide the oldest direct evidence of poisoned weapons. Scientists have discovered chemical traces of plant-based poison on Stone Age arrowheads from South Africa, representing the earliest known example of poisoned arrows. Reported مزید پڑھیں
NASA’s SpaceX Crew-11 mission returned safely to Earth after 167 days in orbit, completing hundreds of hours of research aboard the International Space Station. The early return, prompted by a medical concern, showcased the agency’s ability to respond quickly while مزید پڑھیں
New research shows that advances in technology could help make future supercomputers far more energy efficient. Neuromorphic computers are modeled after the structure of the human brain, and researchers are finding that they can tackle difficult mathematical problems at the مزید پڑھیں
Body has plenty of ways to cleanse itself. Here’s how to help it along. If you’ve been taking part in the usual excesses of the festive period, you may now be considering a detoxification (or “detox”) diet for a few مزید پڑھیں
NASA’s Artemis II mission is rolling toward the launch pad, marking a major step toward humanity’s next journey around the Moon. NASA is entering a crucial phase on the road to its Artemis II test flight. In the coming days, مزید پڑھیں
Personalized algorithms can quietly limit what people explore while making them feel more certain they understand a topic. Personalized recommendation systems are designed to show people online content based on their past behavior, but new research suggests these same systems مزید پڑھیں
A seven-million-year-old fossil may mark the moment our ancestors first stood up and walked. For years, scientists have argued over whether a fossil dating back about seven million years was capable of walking upright. That question matters because bipedal movement مزید پڑھیں
Four planets orbiting a newly born star in our galaxy are so light that they have the density of polystyrene, and could provide a key missing link in helping us understand how the most common planetary systems form. Solar system مزید پڑھیں
A new study reveals that roasted coffee contains previously unknown compounds capable of inhibiting a key enzyme linked to blood sugar control. Scientists have identified three compounds that strongly inhibited α-glucosidase, an enzyme that plays a central role in breaking مزید پڑھیں