June 17, 2021

Dielectric Constant

Pin It

From Omnexus What is Dielectric Constant? The dielectric constant (Dk) of a plastic or dielectric or insulating material can be defined as the ratio of the charge stored in an insulating material placed between two metallic plates to the charge that can be stored when the insulating material is replaced by vacuum or air. It […]

Extreme-weather tents for the homeless could help save millions of lives

Pin It

BY VICTORIA HOSINGAPORE From Mashable SINGAPORE — For millions of homeless people around the world, finding shelter from the elements can be a challenge. Extreme winter cold and summer heat can be fatal to people who aren’t sufficiently protected. Tough tents produced by BillionBricks, a small non-profit in Singapore, are pitched at alleviating the problem. […]

Cayman Islands’ Coral Nursery Programme launched with high hopes

Pin It

From Isla Public Relations Weeks after being set up, coral gardens showing great signs of growth; dive “gardeners” excited about progress Grand Cayman, Cayman Islands, (June 13, 2016) – After only a few short weeks, hundreds of coral fragments hanging from “trees” made of PVC pipe in the shallow waters of Grand Cayman are showing […]