Are you ready to put your eyes to the ultimate test? Today, we have a challenge that seems simple at first but can stump even the sharpest minds. It’s called the “Spot the 409” challenge, and it’s all ...

HELSINKI — China has selected near-Earth object 2019 VL5 for a combined asteroid deflection and observation test to launch 2025. The mission will use a Long March 3B rocket and carry both an impactor ...