洗護用品和肥皂

Venezuela: National Assembly has passed a new mining law designed to attract foreign investment

...Venezuela’s National Assembly has passed a new mining law designed to attract foreign investment, particularly from the US... This new framework replaces a nearly 30-year-old system and is part of ...
洗護用品和肥皂

Liberals ‘seriously’ considering mining ombudsperson, says federal corporate social responsibility adviser

The Liberal government is “seriously reviewing” the creation of an ombudsperson to investigate Canadian companies implicated in wrongdoing abroad, says Canada’s corporate social responsibility ...
Interesting Engineering

Powerful 100-kW mega-lasers can cut steel, drill tunnels and boost mining speed

Researchers in Germany have revealed that laser technology is entering a new era in which multi-kilowatt power lasers could significantly reshape manufacturing, as well as infrastructure and energy ...
MinnPost

Opponents hope clock runs out on bill to lift sulfide mining ban in Boundary Waters watershed

MinnPost’s journalists are out in the community to report on the things that are happening in Minnesota. Your support right now will help fund their work AND keep our news paywall-free. WASHINGTON – ...
The Mining Journal

Maggie Gyllenhaal’s ‘The Bride!’ is a Frankenstein riff with a pulse

This image released by Warner Bros Entertainment shows Christian Bale, left, and Jessie Buckley in a scene from "The Bride!" (Warner Bros Entertainment via AP) Maggie Gyllenhaal’s “The Bride!” is a ...
IEEE

TICA: A 0.3V, Variation-Resilient 64-Stage Deeply-Pipelined Bitcoin Mining Core with Timing Slack Inference and Clock Frequency Adaption

Abstract: Energy-efficient bitcoin mining cores have gained significant attention since the energy cost for computing dominates the mining expenses [1]. Ultra-low-voltage (ULV) digital circuits have ...