Abstract: Fewer isolated pulsars are available for X-ray pulsar navigation, and they are unevenly distributed spatially. In contrast, the number of available binary pulsar for navigation is promising.

Crypto whales are increasing their exposure to Chainlink (LINK) as the second spot ETF tied to the altcoin entered the market this week. The increase in institutional and large-holder activity signals ...

Democrats won four of six special elections in Iowa in 2025, and improved their performance over the 2024 presidential race in all six. Turnout in the special elections was lower than in typical ...