The US biofuel mandate helps farmers, but does little for energy security and harms the environment

The US has required motor fuels to contain 10% biofuels since 2005. As this program nears a key milestone in 2022, farm advocates want to expand it while critics want to pare it back or repeal it.

John DeCicco, Research Professor Emeritus, University of Michigan • conversation
today ~10 min

An energy-storage solution that flows like soft-serve ice cream

Researchers make the case for a semisolid electrochemical compound as a cost-efficient, grid-scale battery backup for wind and solar power.

Leda Zimmerman | MIT Energy Initiative • mit
Nov. 30, 2021 ~10 min

It would pay to link eastern and western power grids

Two new papers offer evidence that linking the two giant power grids in the US would offer benefits.

Mike Krapfl-Iowa State • futurity
Nov. 30, 2021 ~8 min

Why people in some parts of England pay far more than others to heat their homes

People in some areas are paying hundreds of pounds more to heat their homes every year.

Ruchi Choudhary, Professor of Architectural Engineering, University of Cambridge • conversation
Nov. 29, 2021 ~7 min

Timber or steel? Study helps builders reduce carbon footprint of truss structures

New analysis could help identify optimal materials for the crisscrossing struts that bolster bridges, towers, and buildings.

David L. Chandler | MIT News Office • mit
Nov. 29, 2021 ~5 min

Renewable energy is fuelling a forgotten conflict in Africa's last colony

Morocco treats wind and solar farms in Western Sahara as if they were in Morocco.

Joanna Allan, Senior Lecturer, Northumbria University, Newcastle • conversation
Nov. 26, 2021 ~8 min

The UK's digital divide could be costing you hundreds of pounds in energy bills

Many vulnerable people are unable to engage with their energy usage online, leading to higher bills and even debt and illness.

Caitlin Robinson, Lecturer in Urban Analytics, University of Liverpool • conversation
Nov. 25, 2021 ~5 min

Super thin solar cells hit new efficiency benchmark

Researchers have boosted the efficiency of solar cells made from semiconducting perovskites while retaining their ability to stand up to the environment.

Mike Williams-Rice • futurity
Nov. 22, 2021 ~9 min

Mystery of high-performing solar cell materials revealed in stunning clarity

Researchers have visualised, for the first time, why perovskites – materials which could replace silicon in next-generation solar cells - are seemingly so

Cambridge University News • cambridge
Nov. 22, 2021 ~4 min

Americans support climate change policies, especially those that give them incentives and clean up the energy supply

A set of studies found people prefer incentives to disincentives, especially for individuals but also for businesses. They have views on clean energy and efficiency, too.

Nathaniel Geiger, Assistant Professor of Communication Science, Indiana University • conversation
Nov. 22, 2021 ~7 min