Update: A minibus spending package passed by the House of Representatives on January 8, 2026, effectively cancels the Mars Sample Return program by eliminating almost all funding for future missions.

Abstract: This paper addresses a critical challenge in high-speed THz systems: sampling frequency offset (SFO) from both intrinsic device characteristics and critically, artificial introduction during ...

In their study, Diana et al. introduce a novel method for spike inference from calcium imaging data using a Monte Carlo-based approach, emphasizing the quantification of uncertainties in spike time ...

Introduction: The relationship between circadian rhythms and seizures in temporal lobe epilepsy (TLE) has been well recognized, but it remains poorly understood how the interaction between the ...

(a) The overall framework of FreCaS. The entire T-step sampling process is divided into N+1 stages of increasing resolutions and expanding frequency bands. FreCaS starts the sampling process at the ...

Gemma Johnson is a Senior Contributor from the United Kingdom who writes guides, lists, and updates. Gemma's passion for video games began in the 90s, growing up with classic titles like Goldeneye, ...

Abstract: In the field of signal processing, the sampling theorem plays a fundamental role for signal reconstruction as it bridges the gap between analog and digital signals. Following the celebrated ...

An illustration of the various elements of the overall Mars Sample Return effort. Credit: NASA/JPL-Caltech LAS VEGAS — Companies selected by NASA to study alternative approaches to Mars Sample Return ...

NASA announced Friday that it will award contracts to seven companies, including SpaceX and Blue Origin, to study how to transport rock samples from Mars more cheaply back to Earth. The space agency ...

Stool samples can help doctors diagnose some health conditions. Tips for collecting a stool sample include urinating before collecting the sample and using any tools that the sample kit provides.

1 Institute for Signal Processing, University of Lübeck, Lübeck, Germany 2 German Research Center for Artificial Intelligence (DFKI), Lübeck, Germany Moving microphones allow for the fast acquisition ...