2401
Alcohol Consumption
Who consumes the most alcohol? How has consumption changed over time? And what are the health impacts?
Topics /
Science & Space
The most popular blog posts about science & space on Hacker News. 2,419 posts.
2402
Can face masks protect against COVID-19?-How well do face masks protect against COVID-19?
Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.
2403
Working Hours
How much time do people across the world spend working? How have working hours changed over time, and what do these changes matter for people’s lives? Explore data and research on working hours.
2404
Electricity Mix
Explore data on where our electricity comes from and how this is changing.
2405
BU-808: How to Prolong Lithium-based Batteries
Manufacturers take a conservative approach and specify the life of Li-ion in most consumer products as being between 300 and 500 discharge/charge cycles.…
2406
People
This text circulated on the internet in September 2003. I first became aware of it when a journalist contacted a my colleague Sian Miller on 16th September, trying to track down the original source. It's been passed on many times, and in the way of most internet memes has mutated along the way. It struck me as…
2407
Obesity
When did obesity increase? How do rates vary across the world? What is the health impact?
2408
Internet
More than half of the world is online, but the Internet is still young.
2409
Coronavirus (COVID-19) Vaccinations
Explore data on COVID-19 vaccinations across the world.
2410
Storing medical information below the skin’s surface
MIT researchers have developed a novel way to record a patient’s vaccination history: storing the data in a pattern of quantum-dot dye, invisible to the naked eye, that is delivered under the skin at the same time as the vaccine.
2411
Crop Yields
Increasing crop yields is crucial to improve food security, living standards, and reduce human impacts on the environment.
2412
Renewable Energy
Renewable energy sources are growing quickly and will play a vital role in tackling climate change.
2413
Meat and Dairy Production
Meat is an important source of nutrition for people around the world. How quickly is demand growing? And what are the implications for animal welfare and the earth’s environment?
2414
U.S. Adults' Estimates of COVID-19 Hospitalization Risk
Americans' estimates of both the risk of hospitalization due to COVID-19 and the efficacy of the vaccine for the disease vary widely by their political affiliation and vaccination status.
2415
Cancer
Cancers are one of the leading causes of death globally. Are we making progress against them?
2416
Study of 72,000 COVID-19 patients finds 2.3% death rate
Researchers from China's Center for Disease Control and Prevention today describe the clinical findings on more than 72,000 COVID-19 cases reported in mainland China, which reveal a case-fatality rate (CFR) of 2.3% and suggest most cases are mild, but the disease hits the elderly the hardest.
2417
Study: Volkswagen’s excess emissions will lead to 1,200 premature deaths in Europe
A new MIT study finds excess emissions generated by Volkswagen cars sold in Germany, will likely cause 1,200 premature deaths throughout Europe. The most affected countries include Germany, Poland, France, Czech Republic.
2418
Energy Production and Consumption
Explore data on how energy production and use varies across the world.
2419
New study finds 45,000 deaths annually linked to lack of health coverage
Nearly 45,000 annual deaths are associated with lack of health insurance, according to a new study published online today by the American Journal of Public Health. That figure is about…