Radio waves from space remain a mystery (for now)

The source of the 'fast radio bursts' is a dwarf galaxy 3 million light years away says astronomer Dr Tana Joseph of the UCT Astronomy Department.

The waves were first detected in 2007 and are characterised by huge quick energy bursts.

The physical origin of the waves remains a mystery, for now, says Dr Joseph, but that is the wonder of science - they are always looking for answers.

Listen to Dr Tara Joseph explain what radio waves are, where they are usually found, and how these waves differ:


Recommended

by THE NEWSROOM
Read More
Metrorail train derails due to vandalism on the central line

Metrorail train derails due to vandalism on the central line

The Central line was set to resume services on Thursday but has been postponed due to vandalism at Heideveld and Netreg stations.

Hawks Mulaudzi neither confirms or denies reports about possible Guptas arrests

Hawks Mulaudzi neither confirms or denies reports about possible Guptas arrests

Hawks spokesperson confirmed working closely with the NPA but cannot disclose cases it is working on until people are charged.

AfriForum: H&M advert was not racist

AfriForum: H&M advert was not racist

AfriForum says it has laid criminal charges against the EFF's Malema, Ndlozi and Shivambu for incitement to commit violent crimes.

Seven bodies of illegal miners dumped in open veld after being shot

Seven bodies of illegal miners dumped in open veld after being shot

Saps's Lungelo Dlamini says they were alerted to the decomposing bodies containing bullet wounds near a mineshaft in Benoni.

No suspension for De Lille while facing disciplinary  says DA

No suspension for De Lille while facing disciplinary says DA

CT mayor accused of driving divisions in the DA’s city caucus through an autocratic leadership style described by councillors.

Facebook to demote business, media posts in bid to recover user engagement

Facebook to demote business, media posts in bid to recover user engagement

Your Facebook feed will soon start to look a little different, in a move towards promoting updates from family and friends.

Popular articles
Signal jammers and other devices confiscated at China Mall

Signal jammers and other devices confiscated at China Mall

Several communications devices were confiscated from businesses in a raid by Icasa at China Mall on Wednesday.

Trump confirms his first visit to Africa

Trump confirms his first visit to Africa

United States President Donald Trump has disclosed his first stop on an African visit.

'The university degree is dead'

'The university degree is dead'

Flux Trends founder Dion Chang gives five reasons why he believes getting a degree is past its sell by date.

Meet the founder of Capitec Bank, named ‘Best Bank on Earth and Cheapest in SA’

Meet the founder of Capitec Bank, named ‘Best Bank on Earth and Cheapest in SA’

Michiel le Roux speaks about the fascinating story behind the little bank that has the Big 4 shaking in their boots.

3 easy questions could bag you R2000!

3 easy questions could bag you R2000!

WIN R2000! But only if you can prove you're a whiz of the MTN Biz Quiz by answering the following three questions...

5 ways the NSFAS funding model will change in 2017

5 ways the NSFAS funding model will change in 2017

The National Student Financial Aid Scheme (NSFAS) will pilot a new funding model in 2017. NSFAS chairperson Sizwe Nxasana explains.