Ultrasound - sound at frequencies greater than 20kHz - although inaudible to our ears, is useful. Bats and ships use it for navigation, obstetricians take pictures of the unborn foetus specifically with the harmless high-frequency waves beyond 2MHz.
The bad news about particulate matter keeps flowing, while adverse health effects are even being felt at relatively low pollution levels.
Most of us should by now be aware of carbon footprinting, calculating the amount of carbon dioxide released into the atmosphere as a result of the activities of a particular individual, organisation, or community, and therefore focused on energy consumption and efficiency, but a new US footprinting approach has turned its attention to chemicals.
Chemists need to be better at talking to investors. They need to build a better business case that demonstrates the impact of their proposed research - in a language that investors can understand.
Colony-founding queen bees are 26% less likely to initiate a colony after exposure to the neonicotinoid thiamethoxam. Mathematical modelling shows that this leads to a 28% increase in the likelihood of population extinction, according to researchers at Royal Holloway University of London.
The UK government has pledged to invest £146m in leading edge healthcare technologies to support the country's life sciences sector. News of the investment came in late August, as Sir John Bell unveiled the results of an independent industry-led review of the UK life sciences sector.
As C&; goes to press, the oil, gas and chemical industries on the US Gulf Coast are still reeling from the effects of Hurricane Harvey, which is predicted by weather service AccuWeather to be the worst natural disaster in US history.
Australian researchers have found a solution for one of the biggest stumbling blocks preventing zinc-air batteries from overtaking conventional lithium-ion batteries as the power source of choice in electronic devices.
The UK Chemicals Industries Association (CIA) has criticised the UK government for making the full transition for Brexit unnecessarily complex. The CIA has, for example, questioned the value of an interim customs union, and believes continuing membership of the single market is essential.