All articles by Phillip Broadwith – Page 28
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Pee-powered fuel cell turns urine to energy
Urine could be processed into power and fertiliser by bacterial biofilms
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Watching the dance of electrons in reactions
Researchers have taken a series of snapshots to watch how electrons rearrange during a photochemical reaction
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Growing gallium nitride LEDs on glass
A technique that grows gallium nitride crystals on glass could cut the cost of making LEDs
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Possible origin of chirality in the RNA world
Chemistry and physics join forces to make single-handed RNA precursors from nearly racemic starting materials
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Protein synthesis hijacked to turn out cyclic peptides
A new technique that can make libraries of cyclic peptides will enable researchers to probe their therapeutic benefits
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PodcastNitric oxide
Phillip Broadwith investigates the simplest of the nitrogen oxides – and Science magazine's 'Molecule of the year' in 1992 – nitric oxide.
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PodcastPutrescine
'What does death smell of?' Phillip Broadwith answers this question and more as he investigates this week's compound - Putrescine
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Speeding up electrons in solar cells
Self assembling nanowire electrodes for dye-sensitised solar cells transport electrons faster
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Nanodiamond encrusted bones
Tiny nanodiamonds could be used to reinforce biodegradable polymers used in surgical screws that dissolve once their purpose is served
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Further questions over Deepwater Horizon cement mix
Independent investigation into the BP oil spill reinforces concerns over the suitability and stability of cement used in the well
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Graphene scoops the physics Nobel prize
This year's Nobel prize for physics has been awarded to Andre Geim and Kostya Novoselov
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Graphene scoops the physics Nobel
Andre Geim and Kostya Novoselov are this year's winners for discovering that peeling sticky tape from graphite could produce an amazing new material
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Cement chemistry partly to blame in BP oil spill
Among a catalogue of errors, incorrect cement composition has been raised as a contributing factor in the Deepwater Horizon oil disaster
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Nanotubes: bend me, shape me, anyway you want me
Capillary action can make a variety of curved and twisted shapes from carbon nanotube forests
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Are you sure that structure is right?
A new computer program can tell how likely a chemical structure is to be right or pick the right isomer from a range of possibilities
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Making waves for self-cleaning solar panels
A cheap modification can sweep away dust in minutes, no brushing required
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Are nanotubes the future for radiotherapy?
Sealed up carbon nanotubes containing radioactive salts could be the ultimate in targeted radiotherapy, say researchers
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Antibiotic nanoparticles go for gold
Chemists develop antimicrobial gold nanoparticles in a simple, one step synthesis using a common antibiotic
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Nanowire-tapping cells
Nanoscale electronic probes that can enter cells without damaging them have been made by US scientists