Researchers Break a 150-Year-Old Math Law With a Surprising Donut Discovery

A 150-year-old geometry rule has been overturned after mathematicians found two different torus surfaces with identical ...

CBSE’s new science and math curriculum: How the two-level exam system will reshape class 9 learning and class 11 choices

CBSE will introduce a two-level system for Science and Mathematics from the 2026–27 session, aligned with NEP 2020. All Class ...
IEEE

Analytical Assessment of Time-Varying Reliability and Penetration Limit of PV-Integrated Systems

Abstract: This article presents a discrete convolution-based method for reliability evaluation of a grid-connected photovoltaic (PV) system, where special consideration is given to the variable ...
Goldseiten

Marimaca Reports Additional High-Grade Silver Assays from Consolidated Drill Results at Pampa Medina

Marimaca Copper Corp. is pleased to report the complete silver assay results from its drilling to date at the Pampa Medina ...
IEEE

An Analytical Feasibility Condition for the Multi-Stage Robust Scheduling of Energy Storage Systems with Application on SCUC

Abstract: To mitigate the growing uncertainty associated with the increasing penetration of renewable energy, energy storage systems (ESS) are increasingly installed in power systems to provide the ...

Montage Gold Corp: Montage Gold announces grade control results and resource increase for its Koné and Gbongogo Main deposits at its Koné Project

HIGHLIGHTS: 174,000 meters of exploration and grade control drilling conducted in 2025, with 36% directed towards the Koné and Gbongogo Main deposits, in addition to delineating new higher-grade satel ...