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New
The latest blog posts to take off on Hacker News. 2,419 posts.
1622
Hubble Reveals Latest Portrait of Saturn
The NASA/ESA Hubble Space Telescope’s Wide Field Camera 3 observed Saturn on 20 June 2019 as the planet made its closest approach to Earth this year, at approximately 1.36 billion kilometres away.
1623
Hundreds of dogs in Norway hit by mystery illness
The Norwegian Food Safety Authority
1624
How common was it for parents to lose a child?
The death of a young child has always been the most devastating tragedy mothers and fathers could experience. How common was it?
1625
The Riemann Hypothesis (Part 2)
Note: These pages make extensive use of the latest XHTML and CSS Standards . They ought to look great in any standards-compliant modern browser. Unfortunately, they will probably look horrible in older browsers, like Netscape 4.x and IE 4.x. Moreover, many posts use MathML, which is, currently only supported in…
1626
The Riemann Hypothesis
Note: These pages make extensive use of the latest XHTML and CSS Standards . They ought to look great in any standards-compliant modern browser. Unfortunately, they will probably look horrible in older browsers, like Netscape 4.x and IE 4.x. Moreover, many posts use MathML, which is, currently only supported in…
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Johns Hopkins Launches Center for Psychedelic Research
The center, believed to be the first and largest of its kind, will use psychedelics to study the mind, identify therapies for diseases such as addiction, PTSD, Alzheimer's
1629
Population Growth
Explore global and national data on population growth, demography, and how they are changing.
1630
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What is nuclear waste? Challenges and solutions
Nuclear waste is primarily composed of the atoms that are left over after larger atoms are split in a fission chain reaction. This page explains what it is in detail, what the hazards are, how we store it today, what the long-term plans are, and how much waste we make.
1632
Study identifies main culprit behind lithium metal battery failure
UC San Diego researchers have discovered the root cause of why lithium metal batteries fail, challenging a long-held belief in the field. The study presents new ways to boost battery performance and brings research a step closer to incorporating lithium anodes into rechargeable batteries.
1633
Renewable Energy
Renewable energy sources are growing quickly and will play a vital role in tackling climate change.
1634
Linguistics Using Category Theory (2018)
Note: These pages make extensive use of the latest XHTML and CSS Standards . They ought to look great in any standards-compliant modern browser. Unfortunately, they will probably look horrible in older browsers, like Netscape 4.x and IE 4.x. Moreover, many posts use MathML, which is, currently only supported in…
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Proteins That May Restore Damaged Sound-Detecting Cells in the Ear
Proteins instruct when and where sound-detecting cells form in the developing ear ›
1638
Energy Storage Investments Boom as Battery Costs Halve in the Next Decade
Access the latest perspectives on the energy transition with samples of research reports and data-driven analysis from BNEF experts.
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Glymphatic system clears toxins in the brain during sleep (2013)
In findings that give fresh meaning to the old adage that a good night’s sleep clears the mind, a new study shows that a recently discovered system that flushes waste from the brain is primarily active during sleep. This revelation could transform scientists’ understanding of the biological purpose of sleep and point…
1641
How Biotech Startup Funding Will Change in the Next 10 Years
Back when YC was getting started about 10 years ago, Paul Graham wrote some [http://www.paulgraham.com/webstartups.html] essays [http://www.paulgraham.com/future.html] that predicted the way startup fundraising would change in the next decade – accurately, it turns out. Paul Graham predicted that there would be way…
1642
LightSail 2 Spacecraft Successfully Demonstrates Flight by Light
In the past 4 days, the spacecraft has raised its orbital high point, or apogee, by about 2 kilometers.
1643
A Behind the Scenes Take on Lithium-ion Battery Prices
Automakers and policy makers are increasingly voicing their belief that the passenger vehicle of the future will be powered (partially or fully) by electricity. There remains, however, a lack of consensus on the timing and speed of the transition, in large part due to differing opinions on current and future…
1644
Tuna are spawning in marine protected areas
Marine sanctuaries have benefited at-risk species living within their borders, but their implications for highly migratory species such as tuna have been less clear. Now, researchers at MIT and the Woods Hole Oceanographic Institution have found evidence that tuna are spawning in the Phoenix Islands Protected Area in…
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Are we happier when we spend more time with others?
In this topic page, we explore data on loneliness and social connections and review available evidence on the link between social connections and well-being.
1647
Three people play a Tetris-like game using a brain-to-brain interface
UW researchers created a method for two people help a third person solve a task using only their minds.
1648
The Apollo 11 Moon Landing: Spacecraft Design Then and Now
To mark the 50th anniversary of Apollo 11, we revisit a first-hand account of designing the Lunar Module digital autopilot, and compare the approach used then with the way it could be done today.
1649
Russia’s permafrost is melting and it could have a devastating global effect
Rising temperatures are causing the frozen ground that covers large parts of the Earth to break up, adding to the greenhouse gases in the atmosphere
1650
A material way to make Mars habitable
Silica aerogel could warm the Martian surface similar to the way greenhouse gasses keep Earth warm