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Why Are COVID-19 Case Numbers Dropping?

"We don’t know. That part is easy. Also easy is that case numbers really are falling — it’s not just reduced testing — and it’s happening pretty much everywhere. Urban areas and rural. Red states and blue. Places with broad vaccine rollouts and those with hardly any. North and South America,...
Source: jwatch.org

Climate Change: Government may review road-building policy

It follows a legal challenge from campaigners, who argue the policy does not fit with climate targets.
Source: bbc.com

Fires Raged in the Amazon Again in 2020

"After intense fires in the Amazon captured global attention in 2019, fires again raged throughout the region in 2020. According to an analysis of satellite data from NASA’s Amazon dashboard, the 2020 fire season was actually more severe by some key measures." “Our system identified about 23,000...
Source: nasa.gov

Ancient Northland swamp kauri solves 42,000 year old mystery

NZ Herald: Ancient Northland swamp kauri shows breakdown of Earth's magnetic field 42,000 years ago. "For the first time ever, we have been able to precisely date the timing and environmental impacts of the last magnetic pole switch," Chris Turney, a professor at UNSW Science and co-lead author of the...
Source: nzherald.co.nz

Reconstructing the Menu of a Pub in Ancient Pompeii

When in Rome ... or Pompeii. "Eat like a first-century Roman, using recent archaeological discoveries as your guide." "In consideration of some of this evidence, if we were to hypothesize that what we’ve read in the Latin literary record about “boiled meat,” “broth and chunks of meat,” and...
Source: atlasobscura.com

Google fires Margaret Mitchell, co-lead of its Ethical AI team

"Last December, Gebru was fired from Google after she tried to be outspoken about unethical AI. This prompted some 225 Google employees to club together to create a union, in the hope of preventing further unfair dismissal and protecting employee rights. Mitchell was a member of said union, but that...
Source: techspot.com

Eeek! or E484K mutation and the coronavirus pandemic

Rupert Beale · Eeek! · LRB 19 February 2021: "Uncontrolled spread – as we knew it would – led to an even greater wave of infections, hospitalisations and deaths than last spring. Children were sent to school for one day before the necessary ‘lockdown’ was reimposed. The impulse to keep schools...
Source: lrb.co.uk

Using the right tools for the job

Since this blog has been up I've fiddled with some text analysis stuff by analysing the text and making recommendations for similar blog entries. Did it all in PHP and MySQL just to understand how the algorithms work. Eventually it started to take about 5 hours to: tokenise and stemming the textcalculate...

Dreadful user experience can be expensive.

"Citibank just got a $500 million lesson in the importance of UI design: Citibank was trying to make $7.8M in interest payments. It sent $900M instead." The screenshot is from court records where the judge ruled against Citibank who had wanted to get their money back. The lesson is to always include...
Source: arstechnica.com

Australian news app beats Facebook in App Store

"Take that Facebook. A homegrown app from Australia Broadcasting Company (ABC) topped iOS download charts in Australia, outpacing Facebook. That's important for one big reason: Facebook just banned news from appearing on Australian newsfeeds in response to a law that would require the social giant...
Source: mashable.com

A Convolutional Neural Network architecture for the recognition of cutaneous manifestations of COVID-19

To our best knowledge, this is the first machine learning-based study for automated detection of COVID-19 based on skin images and may provide a useful decision support tool for physicians to optimize contact-free COVID-19 triage, differential diagnosis of skin lesions and patient care. Mathur J, Chouhan...
Source: nih.gov

Preventing critical failure

Can routinely collected data be repurposed to predict avoidable patient harm? A quantitative descriptive study Objectives To determine whether sharing of routinely collected health service performance data could have predicted a critical safety failure at an Australian maternity service. Design Observational...
Source: bmj.com

WhatsApp to go ahead with changes despite backlash

The messaging app is making a second attempt to convince users to accept its new privacy policy.
Source: bbc.com

Decade-long study shows half of all rivers in the world heavily impacted by humans

A team of researchers from several institutions in France and China has conducted a decade-long study of the degree of human impact on river systems around the world over the past two centuries. In their paper published in the journal Science, the group describes their study and what their findings revealed.
Source: phys.org

Declining Life Expectancy in the United States

This Viewpoint reviews the social and economic drivers of declines in longevity in the US, especially among lower socioeconomic status groups, and proposes policy options for the Biden-Harris administration to mitigate the trend, including an increase in the federally mandated minimum wage. Atheendar...
Source: jamanetwork.com

'Concerning' rise in pre-teens self-injuring.

"The rate of hospital admissions for nine to 12-year-olds who self-injure has doubled in six years." "In 2019-20, before the coronavirus pandemic, there were 16 hospital admissions per 100,000 nine to 12-year-olds, up from eight in 2013-14. Self-injury admissions for girls in this age group were twice...
Source: bbc.com

Greeks domesticated grapes about 4000 years ago to improve wine-making

We know that the ancient Greeks made wine as early as 4300 BC, but a new analysis of preserved seeds suggests grapes were domesticated around 2000 BC
Source: newscientist.com

Sharks at unprecedented risk of extinction after 71 per cent decline: Numbers of oceanic sharks and rays have declined at

Sharks at unprecedented risk of extinction after 71 per cent decline: Numbers of oceanic sharks and rays have declined at an “alarming” 71 per cent over almost half a century, leading to an unprecedented increase in their risk of extinction
Source: newscientist.com

Brain-Based Learning, Myth versus Reality: Testing Learning Styles and Dual Coding | Science-Based Medicine: Ed. Note: Today

Brain-Based Learning, Myth versus Reality: Testing Learning Styles and Dual Coding | Science-Based Medicine: Ed. Note: Today we present a guest post from Josh Cuevas, a cognitive psychologist and assistant professor in the College of Education at the University of North Georgia. Enjoy! "Since early on...
Source: sciencebasedmedicine.org

3D Scene Understanding with TensorFlow 3D

Posted by Alireza Fathi, Research Scientist and Rui Huang, AI Resident, Google Research "The growing ubiquity of 3D sensors (e.g., Lidar, depth sensing cameras and radar) over the last few years has created a need for scene understanding technology that can process the data these devices capture. Such...
Source: googleblog.com