Science/Nature

Climate change: Biofuels 'could limit jet contrails'

[ad_1] Image copyright NASA Image caption The aim was to sample emissions under real-world conditions Some close-quarter flying has provided new insights into aircraft pollution. US space agency-led scientists flew small, instrumented, chase planes directly in the exhaust plume of a big jet to measure the sorts of gases and particles being thrown out. The […]

Science/Nature

Germany to push for carbon price at G20

[ad_1] Image copyright SPL Image caption Solar power station near Koblenz, Germany Germany will use its G20 Presidency to nudge world leaders towards a global price on carbon, according to its director general of energy policy. Thorsten Herdan told BBC News that the world can’t stabilise CO2 emissions without making polluters pay. Mr Herdan, of […]

Science/Nature

Hans Rosling, population expert: Five last thoughts

[ad_1] Image copyright AP Hans Rosling, the Swedish professor who made global health statistics compelling viewing, died from cancer in February. Co-founder of Gapminder.org, which continues his work, he was enthusiastically trying to change old-fashioned notions of the world even as his illness took hold. In his final BBC interview – for the BBC World […]

Science/Nature

Captivating science

[ad_1] Image copyright Mark R Smith This magnified image of a baby Hawaiian bobtail squid – which has a light organ on its backside that houses a colony of glowing bacteria – is one of the finalists in the 2017 Wellcome Image Awards. The squid – which measures only 1.5 cm across – provides food […]