Study identifies low sensitivity of standard, modified two-tiered testing for Lyme disease

For patients with early infection with Lyme disease (LD), standard and modified two-tiered testing (STTT and MTTT) diagnostic ...
Tech Xplore

This simple solar cell manufacturing tweak could solve perovskites' biggest weakness

A technique that improves the performance and stability of next-generation solar cells—without adding any chemicals or ...
IEEE

Discrete Starfish Optimization Algorithm for Symmetric Travelling Salesman Problem

Abstract: This paper introduces a new discrete StarFish Optimization Algorithm (D-SFOA) to solve a complex discrete Symmetric Travelling Salesman Problem (STSP). The discrete SFOA algorithm is ...
IEEE

A conjugate gradient method for solving unconstrained optimization problems

Abstract: For the conjugate gradient method to solve the unconstrained optimization problem, given a new interval method to obtain the direction parameters, and a new conjugate gradient algorithm is ...
The New York Times

The Artemis II Toilet Had a Problem

The Universal Waste Management System aboard the Orion capsule is an innovation in deep space toiletry (it seems to be fixed now). By Katrina Miller While in orbit around Earth, the Artemis II crew ...