Environment

Blog : Materials
Researchers Convert Plastic Bottles into Aerogels that Insulate and Absorb
Researchers from the National University of Singapore (NUS) are trying to solve the problem of plastic waste by converting it into something useful: Aerogels.
Blog : Energy
From Trash to Treasure: How to Convert ‘Fatberg’ Waste into Biofuel
Have you heard of "fatbergs?" Researcher Asha Srinivasan explains how her team is turning masses of fat, oil, and grease into biofuel.
Blog : Green Design & Manufacturing
Want to Reduce Paper Consumption? ‘Disappearing Ink’ is No Joke
Carl Yee invented a new kind of "Invisible Ink," so he could print paper without the guilt.
Blog : Mechanical & Fluid Systems
NASA’s Curiosity Rover Finds a New Way to Drill Down
A NASA researcher spoke with Tech Briefs about the importance of the Curiosity rover's latest find on Mars.
Blog : Materials
A New Way to Replace Plastic Packaging: Crab Shells and Tree Fibers
Georgia Tech researchers have created a sustainable plastic packaging material, using two ingredients you might not expect in a snack machine: crab shells and tree fibers.
Blog : Green Design & Manufacturing
A ‘Green’ Concrete Calls for Less Cement, More Ash
Researchers from Rice University are finding ways to use greater amounts of fly ash in an effort to build a “greener” kind of concrete.
Blog : Mechanical & Fluid Systems
A New Approach to Solar-Powered Water Purification: Stay Cool
Researchers at the University of Buffalo have found a counter-intuitive way of improving the water-purification process: keeping things cool.
Blog : Manufacturing & Prototyping
Reusable ‘Oleo’ Sponge Soaks Up Oil Spills

A reusable sponge from the U.S. Department of Energy’s Argonne National Laboratory cleans up spills – not in the kitchen, but on the coast.

Blog : Automotive
How to Control Vehicle Emissions: Selective Catalytic Reduction (SCR) or Exhaust Gas Recirculation (EGR)?
What's the best platform for controlling vehicle emissions? "It depends!" says one engine expert.
Blog : Energy
Low-Cost Smart Glass? Electrical Engineers Look into It
A switchable window – one that transforms from a clear to tinted state – is not a new invention. What is new, however, is a “smart glass” that is low-cost.
Blog : Green Design & Manufacturing
How Will the Rise of Electric Vehicles Impact the Power Grid? An Engineer Simulates the Effects
An energy at the National Renewable Energy Laboratory used computer simulation to project the impact of in-home charging on the grid.
News : Imaging
The Top Tech Briefs Stories of 2017

With another year of Tech Briefs almost in the books, it's time to look at our most-read news articles of 2017.

Top stories included a look back at the life of Robert Goddard, and a look forward to...