Tagged: cosmology

ISS tour

The International Space Station is a large spacecraft. It orbits around Earth. It is a home where astronauts live. The space station is also a science lab. Many countries worked together to build it....

Neil deGrasse Tyson on spicy wings

Star Talk host, Hayden Planetarium director, and astrophysicist extraordinaire Neil deGrasse Tyson has a brilliant knack for breaking down big scientific ideas to the masses. But can he keep his facts straight while battling...

The science of Interstellar

Interstellar, from acclaimed filmmaker Christopher Nolan, takes us on a fantastic voyage far beyond our solar system. Yet in The Science of Interstellar, Kip Thorne, the theoretical physicist who assisted Nolan on the scientific...

Entropy/Complexity

It’s misleading to make out entropy is just the universe’s tendency towards disorder. Like most things in physics, it’s much bigger than that, and more convoluted. But ‘winding down’ is a big part of...

NASA released huge collection of Mars photos

Mars has earned its moniker as the red planet, but the HiRISE camera aboard NASA’s Mars Reconnaissance Orbiter (MRO) can transform the subtle differences of soils into a rainbow of colours. For 10 years, HiRISE has recorded gorgeous images of...

Distinct lack of aliens

Brightest burst of radio waves detected The search for mysterious “fast radio bursts” – very brief but intense pulses of radio waves from outer space – is heating up. Nobody knows what causes these powerful...

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Fermi Paradox

The universe is unbelievably big – trillions of stars and even more planets. Soo… there just has to be life out there, right? But where is it? Why don’t we see any aliens? Where...

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How did life arise on earth?

Earth is estimated to be about 4.5 billion years old, and for much of that history it has been home to life in one weird form or another. Indeed, some scientists think life appeared...