Science On Top

Hosts: Ed Brown, Dr. Shayne Joseph, Lucas Randall, Jo Benhamu

00:02:28 Explainer: gravitational waves and why their discovery is such a big deal

00:07:42 One Year Ago Today, Pluto Became a World.

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Hosts: Ed Brown, Dr. Shayne Joseph, Penny Dumsday, Lucas Randall.

00:00:58 By looking at astronomical records from 720 BC to AD 2015, researchers have found a small inaccuracy in modern calculations …

Hosts: Ed Brown, Dr. Shayne Joseph, Penny Dumsday

00:00:50 For a long time, vision problems have been a known side-effect of spending a long time in space. We are now a big step closer to understandi…

Hosts: Ed Brown, Penny Dumsday, Lucas Randall

00:00:51 Scientists have drilled into the impact site of the meteor that wiped out the dinosaurs. The core samples have revealed the impact caused a temp…

Hosts: Ed Brown, Dr. Shayne Joseph, Penny Dumsday, Lucas Randall

00:01:03 Narwhals are whales with two teeth, and on the males one of those teeth is a really long tusk. A new study looks at how they …

Hosts: Ed Brown, Penny Dumsday, Lucas Randall.

00:01:28 An extensive series of experiments over 17 years has led to the development of a new genetic map of yeast. Essentially, it's a reference guide …

Hosts: Ed Brown, Dr. Shayne Joseph and Lucas Randall.

00:01:12 The Nobel Prize in Physiology or Medicine was awarded to Yoshinori Ohsumi "for his discoveries of mechanisms for autophagy".

00:06:43 Th…

Hosts: Ed Brown, Dr. Shayne Joseph, Penny Dumsday, and Lucas Randall.

The Ig Nobel Prizes honour achievements that first make us laugh, then make us think. We take a look at this year’s winners: from…

Hosts: Ed Brown, Penny Dumsday, Jo Benhamu.

00:01:00 The rattle of the rattlesnake's tail has long been something of a mystery for evolutionary biologists, because there's no 'half-shake'. Well a stu…

Hosts: Ed Brown, Dr. Shayne Joseph, Penny Dumsday, Lucas Randall.

00:00:52 A new study has found that as well as affecting the tides, the gravitational pull from the moon and the sun can affect Earth…

Hosts: Ed Brown, Penny Dumsday, Lucas Randall.

00:00:37 The FDA has decreed that triclosan and triclocarban must be removed from all antibacterial soap products by late 2017. This is not because the…

Hosts: Ed Brown, Dr. Shayne Joseph, Penny Dumsday, Lucas Randall.

00:00:51 A genetic analysis of the leather coat and fur hat worn by Otzi the iceman has not only revealed what animals he was wear…

00:00:38 A planet-that-in-some-respects-probably-resembles-Earth-a-little-bit has been found orbiting the closest star outside our solar system, Proxima Centauri. Astronomer and astrobiologist Dr. Jo…

00:00:42 106 Million years ago, supervolcanoes in Australia hurled rocks more than 2,250km away. Such eruptions would have been among the biggest ever on Earth.

00:03:47 These volcanoes are part of …

00:00:50 Olympic athletes are using suction cups to suck their skin up into a cup. But is there any science to cupping? (Spoiler: not much, but some. Well, sort of.)

00:10:30 Promising animal trial…

00:00:53 Jupiter's moon Io, the fourth largest moon in the solar system, has a volcanic atmosphere that collapses every day.

00:09:07 A survey of fifty houses in North Carolina as found a correlatio…

00:00:49 One of the bigger mysteries about the surface of Mars concerns the formation of some of the gullies. They look very similar to gullies created by flowing water on Earth, only they don't see…

00:02:35 It's been a year since New Horizons flew past Pluto, and now all the data is in. We take a look at some of the big things we've leared about Pluto and its moons.

00:19:57 The Centers for Di…

00:00:39 A decade ago, the Great Southern Reef stretched for 8,000km off the coast of Western Australia. Now, a long-term study shows how decades of ocean warming combined with a marine heatwave has …

00:01:29 713 Trillion gallons of water found deep underneath California. But we can't touch it... yet.

00:09:48 A pair of wings found encased in 99 million year old amber suggest that the plumage o…