Blow up solar panels promise cheap source of hot water that could pay for itself in six months

Engineering giant successfully tests hybrid powered giant mine haul truck

The UK is to get its first nappy recycling plant, while imaginatively titled sewage-to-energy firm Eco-Solids is flush with new funding

Bright idea could cut Chinese carbon emissions by 60m tonnes per year

Engineering firm secures $11m deal to develop combined heat and power plant running on biofuel made from non-edible plant

LED specialist to acquire Dutch rival Lighting Partner BV as it seeks to accelerate adoption of energy efficient lighting

Today is Earth Day and this year promises to be bigger than ever. Jonathan Bardelline investigates how companies are seeking to reach out to customers as part of Earth Day celebrations

Google-backed solar thermal start up promises to have demonstration site up and running by end of the year