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Notes On Learning Hard Things
Reflections on the art of studying physics
Dec 1
•
Alastair Williams
29
2
9
The Biggest Solar Flare of 2025
A flare hits Earth. But when will a really big one come?
Nov 14
•
Alastair Williams
23
2
7
How Many Alien Civilizations Exist In Our Galaxy?
On the equations and odds of alien intelligence
Nov 9
•
Alastair Williams
19
2
The Hasselblad Cameras of Project Mercury
On the beginning of NASA's long relationship with Hasselblad cameras
Oct 31
•
Alastair Williams
18
1
5
The Myth and Mystery of The Tunguska Impact
What was it that exploded over Siberia in 1908?
Oct 9
•
Alastair Williams
35
5
6
On Progress and Revolution in Physics
Thoughts on the nature of science
Oct 3
•
Alastair Williams
13
2
Was There Life on Mars?
A rover on the Red Planet stumbles across an intriguing hint of a long gone world
Sep 19
•
Alastair Williams
10
2
4
The Mysterious Origins of the Third Interstellar Comet
The latest interstellar comet probably isn't an alien spaceship. But that doesn't mean we know where it really came from.
Jul 24
•
Alastair Williams
28
6
What Dark Energy Means For The End of Time
On the mysteries of dark energy and the fate of the universe
Jul 17
•
Alastair Williams
13
2
4
Hubble Is Getting Old. Should We Try to Save It?
On the future of the Hubble Space Telescope.
Jul 11
•
Alastair Williams
17
5
2
How Dust on the Ocean Floor Hints at a Recent Near-Earth Supernova
On the evidence for recent supernovae close to Earth
May 29
•
Alastair Williams
18
1
7
The Remarkable Underground Voyages of Michel Siffre
On life without time and company
May 15
•
Alastair Williams
31
4
11
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