Author Archive for: David Bradley (472)

Two-Faced Talc

Two-Faced Talc

Talc can behave as both a hydrophilic and a hydrophobic material. An explanation for this cohesion-adhesion dichotomy has washed up

Reverse Logic

Reverse Logic

A reversible DNA logic circuit can repeatedly carry out its computational task as inputs change, according to British scientists

Crowd Sourcing Chemistry

Crowd Sourcing Chemistry

The wisdom of crowds can help improve molecular diversity in a library of potential pharmaceutical candidates

CO2 Absorbing Molecules

CO2 Absorbing Molecules

Porphyrin molecules in green plants help convert atmospheric CO2 into sugars, so they could be used to reduce CO2 levels

Get Knotted

Get Knotted

A complex pentafoil knot comprising, not of DNA as were previous knots, but a synthetic organometallic system

For Peat's Sake

For Peat's Sake

Halocarbon levels in and out of flooded peatland can change depending on temperature and soil moisture levels

The Eye of the Beholder

The Eye of the Beholder

New calculations explain why vision uses the 11-cis form of the pigment retinal, rather than any of the other possible forms