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The plot thickens for a hypothetical “X17” particle
This content is currently in the process of being archived and integrated into the CERN Library collections.
Topics /
Science & Space
The most popular blog posts about science & space on Hacker News. 192 posts.
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Two centuries of rapid global population growth will come to an end
Global population grew rapidly over the past century, but this period of fast growth is coming to an end.
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Five Corrections to The New York Times
I am writing to request 5 corrections to the article on ancient DNA that appeared in this week’s The New York Times Magazine.
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Artificial “muscles” achieve powerful pulling force
MIT researchers have created a fiber-based, lightweight, fast-acting artificial muscle that could be useful for robotics and for prosthetics.
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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?
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Open-Sourcing Our Reactor Design, and the Future of Transatomic
When Mark Massie and I started Transatomic in April 2011, the future of nuclear power was uncertain. In the wake of Fukushima, all bets for a nuclear renaissance were off, and starting a venture-funded advanced nuclear technology startup seemed like an unusual path, to say the very least. At the time, there were only…
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Antarctic ice cliffs may not contribute to sea-level rise as much as predicted
Antarctic ice cliffs may not contribute to sea-level rise as much as once thought: An MIT study finds even the tallest ice cliffs are unlikely to collapse catastrophically and trigger a runaway ice sheet retreat.
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Longevity and anti-aging research: ‘Prime time for an impact on the globe’
Research into extending humanity’s healthy lifespan has been progressing rapidly in recent years. In February, a group of aging and longevity scientists founded a nonprofit to foster the work and serve as a resource for governments and businesses looking to understand the potentially far-reaching implications of a…
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John Ioannidis Aims His Bazooka at Nutrition Science (2018)
Dr. Ioannidis is not just a bull in a china shop; he's a bazooka in a china shop. And now the bazooka is aimed at shoddy nutrition research, which he suggests is in need of "radical reform."
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Researchers develop a new houseplant that can clean home air (2018)
Researchers at the University of Washington have genetically modified a common houseplant to remove chloroform and benzene from the air around it.
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World's oldest periodic table chart found in St. Andrews
A periodic table chart discovered at the University of St Andrews is thought to be the oldest in the world.
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If the number of children is not growing, why is the population still increasing
50 years ago, the total fertility rate was five. This figure has more than halved. Yet the global population is still rising — why?
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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.
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Being multilingual alters your experience of time (2018)
A new study shows that bilinguals do indeed think about time differently, depending on the language context in which they are estimating the duration of events.
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Happiness and Life Satisfaction (2017)
Self-reported life satisfaction differs widely between people and between countries. What explains these differences?
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Link between health spending and life expectancy: US is an outlier (2017)
Americans have a lower life expectancy than people in other rich countries despite paying much more for healthcare. What factors may explain this?
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Urbanization
Around 80% of the world’s population lives in cities, towns, and suburbs rather than rural settlements. How has this changed, and what does urbanization look like across the world today?
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What was the death toll from Chernobyl and Fukushima?
When we think of nuclear safety, two accidents often come to mind: Chernobyl and Fukushima. What was the death toll and impact of these disasters?
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Rates of Motor Vehicle Crashes, Injuries and Deaths in Relation to Driver Age, United States, 2014-2015
This Research Brief presents updated data on crash risk using data on crashes from the US DOT in conjunction with data on driving mileage from the AAA Foundation's American Driving Survey.
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Radioactive Waste – Myths and Realities
There are a number of pervasive myths regarding both radiation and radioactive wastes. Some lead to regulation and actions which are counterproductive to human health and safety.