Abstract: The calculation of the visible time window (VTW) of synthetic aperture radar (SAR) satellite to regional target plays an important role in SAR satellite mission planning. At present, the VTW ...

In this Python astrophysics tutorial, I walk you through calculating the gravitational field produced by a ring of mass. Using numerical methods and Python libraries, we explore how to compute ...

What if the tool you’ve been waiting for could not only catch errors in your Python code instantly but also handle millions of lines with lightning speed? Enter Pyrefly, Meta’s latest innovation in ...

When Nancy Pelosi first ran for Congress, she was one of 14 candidates, the front-runner and a target. At the time, Pelosi was little known to San Francisco voters. But she was already a fixture in ...

There was a time, less than ten years ago, that adult LEGO builders comprised a niche interest group. LEGO catered to these AFOLs (Adult Fans of LEGO) with occasional Creator Expert sets like modular ...

In 2021, while I was serving as Israel’s foreign minister, the U.N. General Assembly passed a series of resolutions against Israel. A year later, in 2022, when I was prime minister, the General ...

In forecasting economic time series, statistical models often need to be complemented with a process to impose various constraints in a smooth manner. Systematically imposing constraints and retaining ...

Burmese pythons—like this one photographed at Everglades National Park—are decimating animal populations in South Florida. NPS / R. Cammauf Burmese pythons in Florida have been known to swallow large ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

A new suggestion that complexity increases over time, not just in living organisms but in the nonliving world, promises to rewrite notions of time and evolution. In 1950 the Italian physicist Enrico ...