S2FFT is a Python package for computing Fourier transforms on the sphere and rotation group (Price & McEwen 2024) using JAX or PyTorch. It leverages autodiff to provide differentiable transforms, ...

This video explores how spherical trigonometry was developed and applied in Islamic scholarship, highlighting its role in astronomy, navigation, and scientific study through history. The 10 big lies ...

https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!35816~!0#focus ...

We're used to rovers exploring the Moon or Mars to have legs and wheels for moving around, but a team at Texas A&M led by Robert Ambrose wants to go more geometrical with a new mobile robot shaped ...

A team of astronomers using the Australian Square Kilometre Array Pathfinder (ASKAP) radio telescope have detected a mysterious, almost perfectly spherical object in deep space. Named Teleios, Greek ...

THIS volume gives a systematic treatment of the subject of spherical trigonometry, based on the sound foundation of Todhunter rearranged and amplified. While the merit of the original work is ...

Videos on Chinese social media show AI-powered spherical robots patrolling streets with officers, detecting and stopping crime.X/HowThingsWork Chinese law enforcement agencies have been reported to ...

LiDAR point cloud semantic segmentation enables the robots to obtain fine-grained semantic information of the surrounding environment. Recently, many works project the point cloud onto the 2D image ...