2191
Recreating Our Galaxy in a Supercomputer
A new simulation of our Milky Way galaxy has solved a decades-old mystery.
Topics /
Science & Space
The most popular blog posts about science & space on Hacker News. 4,455 posts.
2192
2193
An Introduction to Stochastic Calculus (2022)
Through a couple of different avenues I wandered, yet again, down a rabbit hole leading to the topic of this post. The first avenue was through my main focus on a particular machine learning topic th
2194
Radio Amateur Copies Signal from Mars-Orbiting Satellite
The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.
2195
Ultra Deep look at Messier 81 and 82
An ultra deep 393h look at the galaxy pair M81/M82 - Amateurs reveal full Ha stream for the first time
2196
Unusual Maps
A forum moderated by author and artist Edward Tufte, including discussion and questions dealing with information design.
2197
Helion’s fusion power purchase agreement with Microsoft
Microsoft has agreed to purchase electricity from Helion’s first fusion power plant.
2198
Re-using the heat in bathwater in Britain
FROM BEING A WASTE TO THE BATHER AND COUNTRY, AND FOR MAKING IT BENEFICIAL TO THE PUBLICK
2199
Solar panels + cold = A potential problem
You purchased a new Delta Pro and looked up the specifications - Delta Pro can take up to 1600w/150v/15a of solar input. Then you buy four EcoFlow 400w Rigid solar panels to plug them in series.
2200
Spain will soon overtake Japan in life expectancy rankings
Spain is forecast to topple Japan from the top spot in the longest life expectancy league table by 2040, while the US continues to slip down the rankings.
2201
Next generation LEDs are cheap and sustainable
Cost, technical performance and environmental impact – these are the three most important aspects for a new type of LED technology to have a broad commercial impact on society. This has been demonstrated by LiU-researchers in a new study.
2202
Famous cognitive psychology experiments that failed to replicate
A quick reference
2203
Biomolecular shifts occur in our 40s and 60s (2024)
Time marches on predictably, but biological aging is anything but constant, according to a new Stanford Medicine study.
2204
Aerobic exercise can reduce the risk of metastatic cancer in mice: study
Tel Aviv University researchers find that exercise defeats cancer by increasing glucose consumption
2205
India will soon overtake China to become the most populous country in the world
Explore data from the United Nations World Population Prospects.
2206
Underwater oxygen loss threatens earth's stability, researchers warn
A new review paper led by scientists at UC San Diego’s Scripps Institution of Oceanography warns that the rapid loss of oxygen from the ocean and other aquatic ecosystems is pushing Earth toward an “unsafe space,” with consequences that could be irreversible on human timescales.
2207
What P vs. NP is about
We recently made a Polylog video about a nonstandard way of understanding the P vs NP problem. As usual, our goal was to present an underrated idea in a broadly understandable way, while being slig…
2208
Divorce rate cut in half for couples who discussed relationship movies (2014)
A new study finds that watching and discussing movies about relationships is as effective in lowering divorce rates as other, more intensive early marriage counseling programs.
2209
How do plutonium-powered pacemakers work?
From the highly eclectic blog of Mark Dominus
2210
Tides are weirder than you think
Our world relies on the sea more than ever: 80% of goods traded worldwide move by ship. Today’s mariners take it for granted that they can get an accurate chart of the tides for any location on Ear…
2211
Vi Hart on Stravinsky's Atonal Compositions [video]
What experimental composers have to do with copyright wrongs and the neuroscience of language.
2212
Scientists discover potentially habitable planets
Scientists have discovered three Earth-sized exoplanets, just 40 light years away, that could be potentially habitable for life. The extrasolar planets were found with the TRAPPIST telescope orbiting a dim dwarf star.
2213
How do other animals see the world?
Take a look through the eyes of a dog, a spider and three other creatures.
2214
Light-induced whole-molecule vibration can rupture melanoma cells’ membrane
Rice scientists and collaborators at Texas A&M University and University of Texas MD Anderson Cancer Center have found a new way to kill cancer cells by using near-infrared light to make a small dye molecule attached to their membrane vibrate strongly. It is the first time this kind of mechanical molecular action has…
2215
How NASA and ISRO discovered water on the Moon
The story of finding water on the Moon spans at least two decades and multiple space agencies, culminating in renewed lunar exploration plans across the world.
2216
Finding Gene Cernan's Missing Moon Camera
It’s often repeated how most of the cameras that landed on the moon stayed on the moon. Gene Cernan had been telling the story of how he left his camera on the lunar rover for years, recounting the tale in interviews. Looking closer, however, you being to unravel a space-age mystery.
2217
Pi and the Golden Ratio
Two of my favorite numbers are pi: $latex \pi = 3.14159… $ and the golden ratio: $latex \displaystyle{ \Phi = \frac{\sqrt{5} + 1}{2} } = 1.6180339… $ They’re related: $latex \pi =…
2218
2219
Aspartame: Once More Unto the Breach
Like it or not, there’s a clear scientific consensus
2220
