Electrochemistry can cut cement’s carbon footprint to virtually zero
Cement’s carbon emissions are a big problem for the industry but renewable energy could see the process go green
Glucose derivative replaces BPA in sustainable polycarbonate plastic
Transparent engineered plastic ditches hormone disruptor and lung irritant
Mineral never before seen in nature found inside Australian meteorite
Black-and-red rock that fell to Earth 68 years ago contains iron carbide compound
Why photosynthetic organisms evolved to have dimeric reaction centres
Excitation energy transfer enhancements thought to compensate for decrease in charge transfer efficiency of going from monomers to dimers
Microbes and renewable energy turn carbon dioxide into edible protein
Sustainable method for producing proteins for human consumption made possible by clever two-stage bioprocess
Iron in Earth’s magma oceans forged diamonds deep underground
Findings could also explain differences between the atmospheres of different planets
The dangers of global warming have been understated but so have our options to fight it
Analysis finds rates of decarbonisation significantly higher than thought
Tyre crumb toxicology study raises questions about artificial turf
First work in vertebrates reveals developmental abnormalities in chicken embryos
Chronic exposure to battery nanomaterial leads to resistant bacteria
Shewanella onedensis MR-1 adapts to media spiked with complex metal oxide nanoparticles
Neanderthals were master fire-starters, cave chemistry suggests
A new study distinguishes chemical traces left by ancient hearth fires from those left by natural wildfires
Biodegradable batteries could be made from modified proteins
Coiled polypeptides modified with redox-active molecules make for eco-friendly single-use batteries
Carbon dioxide serves as carbonyl source in frugal process for making aromatic esters
Nanoscale confinement triggers strong base reactivity in process that shuns stoichiometric consumption of resource intensive reagents
Solo palladium in catalytic copper alloy reduces nitric oxide from vehicle exhausts
First system to work at low temperatures that doesn’t generate nitrous oxide
Features
Sewage sells: the hidden value of wastewater
Concrete’s carbon problem
A persistent perfluorinated problem
Firing up an air pollution problem
What is the moon made of?
The problem of particulate air pollution
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Uranium isotopes in ancient grains indicate early Earth was less hellish than textbook descriptions
Mass spectrometry technique that works on tiny samples refines understanding of Earth’s first geologic eon
Moon may be millions of years older than previously calculated
Analysis of hafnium and tungsten in Apollo 17 samples suggests the moon formed 50 million years after the solar system
Corrections promise more accurate CO2 measurements from space
Improvements to cavity ring-down spectroscopy could also benefit quantum science
Sinking wastewater from oilfields could be causing stronger earthquakes
Effects can continue for over a decade after disposal ends
Catalyst metal recovery adds greener notes to whisky production
Bacteria harnessed to make magnetite nanoparticles that can trap copper for click reactions
Silica aerogel could heat the surface of Mars enough to sustain life
Insulating material could replicate the effects of Earth’s atmosphere on the red planet, warming it by 50°C
Helicopter NMR prepares to detect Arctic oil spills
ExxonMobil-funded project readies giant airborne coil for accidents as shipping lanes open up
Impact of extra-terrestrial glycine delivery could have created nucleobase precursors
Quantum simulations show that comets and other celestial bodies may have not only delivered building blocks for life to Earth, but also synthesised them on impact
C–H fluoroalkylation tackles plastic waste
Photocatalytic method that upcycles aromatic polymers could breathe new life into rubbish
Caged gas blanket may explain why Pluto’s oceans are liquid
Ocean temperatures close to water’s freezing point may mean dwarf planet is hospitable to life
China identified as source of unexpected rise in CFC emissions
New production believed to be responsible for increasing levels of outlawed ozone-depleting chemical