Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation.

A small asteroid, known as 2025 TF, flew over Antarctica on October 1, 2025, at an altitude of only 266 miles.

Explore how BTE could help rollups such as Metis and Espresso build fair, private markets with MEV prevention mechanisms.

B efore we get too far into the hacks and tricks, let’s pause a moment to make sure we all understand the basics of marking ...

The weekend rolls around with its familiar promise of freedom, and somewhere in the back of your mind, a voice whispers that.

True 3-D interconnects and packaging. Rigid PCBs are inherently 2-D. Rigid-flex, however, allows you to fold, bend and twist your circuit board into complex 3-D shapes, conforming to irregularly ...

Abstract: Existing methods for extracting 3D curve skeletons mostly suffer from the difficulty of finding the center points of 3D shapes and tedious manual adjustments of the thresholds for pruning ...

Abstract: Aiming at the problems of low efficiency, expensive equipment, and limited accuracy in traditional contact measurement of medium modulus gears, this paper proposes a non-contact gear ...