Vishnu Varma R Vejayan

Vishnu Varma R Vejayan

Vishnu Varma R Vejayan is a physics student from Queen Mary University of London with an interest in scientific writing and research in physics. He interned at Cosmos in early 2017.

“Vishnu Varma R Vejayan is a physics student from Queen Mary University of London with an interest in scientific writing and research in physics. He interned at Cosmos in early 2017.”

  • What creates Earth’s magnetic field?

    The Earth's core works like a giant bicycle dynamo in reverse.

    Travelling to see the Northern or Southern lights has made its way into almost everyone’s bucket list. But unknown to...

    May 1, 2017
  • The official kilogram faces constant demand

    A century after it was immortalised in metal, the kilogram is about to change. Vishnu Vejayan rep...

    The official kilogram: a cylinder platinum and iridium.OmikronWhat’s a kilogram to you? A litre of water, perhaps, or...

    February 27, 2017
  • A colourful ‘landing’ on Pluto’s icy heart

    How you might see the dwarf planet if you happened to drop by.

    NASA used more than 100 photos taken by the New Horizons spacecraft as it approached Pluto in 2015 to make this short...

    February 16, 2017
  • How atomic clocks can keep accurate time for billions of years

    Caesium atoms, bombarded with microwaves, keep these clocks running exactly on time. Vishnu Varma...

    In caesium atomic clocks, atoms of vaporised caesium-133 oscillate between two energy levels as they pass between mag...

    February 15, 2017
  • How to find and destroy landmines – safely

    Sniffer bees, genetically modified weeds and metal-detecting drones?

    Hidden and lethal, landmines are a lingering legacy of war, rendering huge swathes of territory impassable. Exactly h...

    February 14, 2017
  • Clear, white and green: why snot changes colour

    The chemical compounds that help us power through a cold.

    https://www.youtube.com/watch?v=RbcUcYDejks&feature=emb_logo Ever wondered why our mucous changes colour and cons...

    February 8, 2017
  • Solar sails could park spacecraft next to Proxima Centauri

    Thin sheets that accelerate a tiny probe to 60,000 kilometres per second might also help slow it ...

    The aim of the Starshot project is to send a tiny spacecraft propelled by an enormous rectangular photon sail to the ...

    February 7, 2017
  • Ride along with a rover in the Mars Yard

    Take a trip alongside, atop and below the Scarecrow test mobility double for the Curiosity and Ma...

    Take a look around the “Mars Yard” at NASA’s Jet Propulsion Laboratory in California from on board the Scarecrow rove...

    February 7, 2017
  • Swipe, tap, scroll: how touchscreens follow your finger

    From automatic teller machines to the smartphone in your hand, touchscreens certainly make life e...

    Touchscreens are all around us – you can even use one on a humanoid robot to order at a sushi restaurant in Japan. So...

    February 7, 2017
  • Physicists make metallic hydrogen in the lab for the first time

    It's the most abundant element in the universe, making up around 74% of the Milky Way galaxy's ma...

    It’s been 80 years in the making. US physicists have successfully created a metallic form of hydrogen in the lab – bu...

    January 26, 2017
  • Robot swarm measures the motion of the ocean

    Oceanographers dropped mini underwater drones off the coast of California and found they congrega...

    An artist's depiction of the near-shore deployment of the robot swarm off the coast of San Diego.Jaffe et al, 2017 / ...

    January 24, 2017
  • Soft, comfy exosuit helps stroke patients walk

    A carefully designed robotic ankle forms the centrepiece of this new walking aid.

    A new soft, lightweight exosuit built by Harvard researchers reduces the amount of energy needed to walk by more than...

    January 19, 2017
  • Cool laser writes data in 20 trillionths of a second

    It breaks data writing records, but the storage technique is still a long way off everyday use. V...

    Good old hard disc drives, data storage staples for decades.Daniel Sambraus / Getty ImagesEuropean researchers have u...

    January 18, 2017
  • Engineers cook up super-light, super-strong 3-D material

    Graphene was heated and squashed to become one of the strongest, lightweight materials known.

    A new graphene material 10 times stronger than steel but only a 20th its density has been unveiled by Massachusetts I...

    January 16, 2017
  • SpaceX Falcon 9 rocket safely sticks another ocean landing

    Some 10 satellites were sent into Earth orbit too. Vishnu Varma reports.

    https://www.youtube.com/watch?v=7WimRhydggo&feature=emb_title 2017 has already been a good year for SpaceX, with ...

    January 15, 2017

Read science facts, not fiction...

There’s never been a more important time to explain the facts, cherish evidence-based knowledge and to showcase the latest scientific, technological and engineering breakthroughs. Cosmos is published by The Royal Institution of Australia, a charity dedicated to connecting people with the world of science. Financial contributions, however big or small, help us provide access to trusted science information at a time when the world needs it most. Please support us by making a donation or purchasing a subscription today.