30:00 Why do so many diets lead to more weight gain? Do more active people have faster metabolisms? Is exercise essential for weight loss?Over the past 20 years, evolutionary biologist
11:07 Mass-vaccination programs for COVID-19 are being carried out around the world but not every country can afford vaccines and governments are following different strategies to conta
30:10 In this episode of Razor, we explore the importance of creating earthquake-resilient buildings – a particularly pertinent issue in developing countries where building materials a
10:20 Earthquakes don't kill people – buildings do.That's particularly true in developing countries, where building materials are limited by cost and availability. In Nepal, the devast
07:25 Will the virus SARS-CoV-2 become endemic like the flu, or can it be eliminated with vaccine-induced herd immunity?Herd immunity is when a large part of the population is immune t
09:45 New Zealand is famous for its beautiful coastlines and abundant sea life – but dredging has severely depleted and, in some cases, wiped out its mussel beds.Searching for a way to
08:15 Every minute, the equivalent of one truck of plastic trash is dumped into the sea. That's 1,440 trucks every 24 hours, or eight billion kilograms per year.Now engineers in Austra
30:00 New Zealand is famous for its beautiful coastlines and abundant sea life, but dredging has severely depleted and, in some cases, wiped out its mussel beds. RAZOR's Emma Keeling t
30:00 Australia's iconic little penguins are under threat on land and at sea.In this episode of RAZOR, Sylvia Rowley meets the conservationists making big strides in protecting the wor
30:00 From NASA's Perseverance and China's Tianwen-1 to the UAE's Hope orbiter, 2021 is proving to be an exciting year for missions to Mars.RAZOR's Emma Keeling explores the scientific
08:59 One in eight women will get breast cancer at some point in their lives. The good news is that it is a highly treatable disease. The trick is catching it early – something that hu
13:35 One in four people have some form of fatty liver disease, a condition that can be deadly but is often undiagnosed.And what's more, this silent killer could be threatening more pe
09:05 While many countries battle a difficult second wave of the COVID-19 pandemic, a light at the end of the tunnel has been offered by the rapid approval and roll-out of several new
08:27 We know fish swim in schools to avoid predators but new research from scientists in Germany, China and Hungary suggests that may not be the only reason for their group dynamic.Sw
30:00 This week's episode of RAZOR explores the new SARS-CoV-2 variants which are causing alarm, from South Africa and Brazil to the UK and Germany. Not only are they fast-spreading an
30:10 Join Razor reporters Emma Keeling, Shini Somara, Jo Colan, Guy Henderson and Frankie McCamley as they discuss their favorite interviews and biggest challenges from 2020 - a year
30:00 Fungus is rarely regarded as the householder's friend – but scientists are harnessing its properties to help save money... and save the planet.On this week's episode of RAZOR, Em
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