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Category Archives: Astrophysics
What Would We Experience If Earth Spontaneously Turned Into A Black Hole?
If a black hole were to appear between the Earth and an observer, the Earth would appear gravitationally lensed in a fashion similar to this, dependent on the Earth’s position relative to the black hole and the observer. If a … Continue reading
Gravity is NOT a Force
The General Theory of Relativity tells us gravity is not a force, gravitational fields don’t exist. Objects tend to move on straight paths through curved spacetime. Thanks to Caséta by Lutron for sponsoring this video. Find out more at: https://www.lutron.com/veritasium … Continue reading
Reinhard Genzel: “Completely unexpected and, wow, I’m on cloud 17.”
In keeping with the times, Reinhard Genzel was in the middle of a virtual conference when he was surprised by the call announcing, “This is Stockholm!” In this interview with Adam Smith he briefly summarises his 40 year effort to … Continue reading
Andrea Ghez: “It amazes me every time I go to the telescope”
“It’s a passion for the universe!” That’s how Andrea Ghez succinctly sums-up her motivation for becoming an astrophysicist in this conversation recorded with Adam Smith shortly after she heard the news of her Nobel Prize in a 2am call from … Continue reading
Roger Penrose: “I had this strange feeling of elation”
In this phone interview with Adam Smith, recorded just after the announcement of the 2020 Nobel Prize in Physics, Roger Penrose recounts the story of how a particular crossroads held the key to his seminal 1965 paper on the theoretical … Continue reading
The Nobel Prize in Physics 2020 | Proving that the centre of the Milky Way is a BLACK HOLE!
The Nobel Prize in Physics for 2020 was awarded to Sir Roger Penrose, Prof. Reinhard Genzel and Prof. Andrea Ghez for their contribution to our understanding of black holes! That’s right, your favourite, MY favourite – BLACK HOLES! They won … Continue reading
Explaining Saturn’s Hexagonal Polar Vortex | Space is Weird
There is a weird hexagon-shaped storm at Saturn’s north pole. Discovered back in 1981 in Voyager images, it’s been raging ever since then, but only recently have we been able to explain its shape and recreate the same process in … Continue reading
I found the man in the most famous physics picture ever
The most famous image in particle physics is this one of the ATLAS detector at CERN. It shows the huge scale of the machine especially because there’s a person stood there for scale. But my question has always been WHO … Continue reading
In the filaments of slime mold, astronomers see the universe – ScienceBlog.com
A computational approach inspired by the growth patterns of a bright yellow slime mold has enabled a team of astronomers and computer scientists at UC Santa Cruz to trace the filaments of the cosmic web that connects galaxies throughout the universe. … Continue reading
This NASA Visualisation of a Black Hole Is So Beautiful, We Could Cry
MICHELLE STARR 26 JAN 2020 Wah. The first-ever direct image of a black hole‘s event horizon was a truly impressive feat of scientific ingenuity. But it was extremely difficult to achieve, and the resulting image was relatively low-resolution. Techniques … Continue reading
