logo
episode-header-image
Nov 2021
32m 27s

Jet fuel from thin air

Bbc World Service
About this episode
Scientists in Switzerland have developed a system which uses solar energy to extract gases such as hydrogen and carbon dioxide from the air and turns them into fuels for transport. So far they have only made small quantities in experimental reactors, however they say with the right investment their alternatives to fossil fuels could be scaled up to provide a ... Show More
Up next
Jul 3
Bird flu surges in Cambodia
There's a surge in cases and deaths from H5N1 bird flu in Cambodia - we hear what's the driver and how concerned we should be. Erik Karlsson, Head of Virology at the Pasteur Institute in Phnom Penh and director of the WHO’s H5 Reference Laboratory has been watching the uptick.An ... Show More
35m 50s
Jun 26
Vera C. Rubin Observatory first images
A spectacular new 10-year telescopic survey of the universe gets underway in Chile. Also, a project to create human chromosomes completely synthetically.Almost three decades ago Tony Tyson (now of UC Davis) and colleagues were standing in the control room of the world’s biggest ( ... Show More
37m 48s
Jun 19
Half a universe once lost now found
The universe is thought to consist of 70% Dark Energy, 25% Dark Matter, and just 5% Baryonic matter which is the atoms that make up you and me. At least, that’s what the models suggest. But a well-kept secret between astronomers and cosmologists for all these years has been that ... Show More
41m 41s
Recommended Episodes
Nov 2021
Jet fuel from thin air
Scientists in Switzerland have developed a system which uses solar energy to extract gases such as hydrogen and carbon dioxide from the air and turns them into fuels for transport. So far they have only made small quantities in experimental reactors, however they say with the rig ... Show More
1h 13m
Nov 2021
Geoengineering The Planet
Even with the best efforts, it will be decades before we see any change in global temperatures through our mitigation efforts. Given the pace of global heating and the time lag before our emissions reductions have any impact, scientists are exploring additional ways of reducing g ... Show More
27m 23s
Aug 2021
Methane - a climate solution?
The latest IPCC assessment raised alarm about the rate at which manmade emissions are contributing to climate change. Much of the focus for action is on reducing levels of carbon dioxide, however there is a more potent greenhouse gas, methane, produced by natural and industrial p ... Show More
1h 7m
Oct 2021
Can we still avoid climate catastrophe?
Just a few days before COP26 opens in Glasgow, the World Meteorological Organisation reported record greenhouse gas levels, despite a fall in CO2 due to pandemic restrictions. The UN Environment Programme’s Emissions Gap Report also revealed that current country pledges will only ... Show More
1h 2m
Aug 2023
Battles with flames
We're in the heart of summer in Europe, where extreme heat has spiralled into out-of-control wildfires across the Mediterranean, leading thousands to flee their homes. Previously on Inside Science we've looked at how and why temperatures are soaring across the globe. Now we're ho ... Show More
33m 58s
Oct 2023
Why is Prime Minister Rishi Sunak rowing back on climate pledges?
UK Prime Minister Rishi Sunak gave a hastily arranged press conference this week in which he confirmed he would be rowing back on some previously made government commitments regarding net zero - the point at which we remove as much carbon from the atmosphere as we put in. The rea ... Show More
35m 10s
Nov 2021
Can COP26 deliver on climate change?
The science is unequivocal: human-made climate change is leading the world into an environmental crisis, and time is running out to prevent permanent damage to ecosystems and make the planet uninhabitable for many of us humans. As communities around the world increasingly experie ... Show More
39m 53s
Aug 2023
The wide-ranging effects of climate change
This week China hit a record high temperature, a scorching 52.2°C, while Death Valley in California measured 53.9°C. Elsewhere, Europe has been battling searing heat and raging wildfires. In previous editions of Inside Science we’ve explored the effects of heat on our health. Thi ... Show More
32m 40s
May 2023
Rocket Launch Pollution
Whilst the globe struggles to shift to green sustainable energy sources, one industry has its sights set solely on the stars. Space X just launched the biggest rocket the world’s ever seen, and it won’t be their last even if it did end its test flight with a bang. As we enter a n ... Show More
28m 12s
Sep 2022
The China Heatwave and the New Normal
Hot on the tail of China’s heatwave comes the other side of the extreme coin – tragic flooding. Also, a coming global shortage of sulfur, while scientists produce useful oxygen on Mars in the MOXIE experiment.Prof Chunzai Wang is the Director of the State Key Laboratory of Tropic ... Show More
55m 26s