Heisenberg on Helgoland - the value of spending time in natural surroundings
"It was finally time to use his strange calculus to calculate the energy of a real physical system. As his excitement mounted he kept on making mistakes and correcting them, but finally he had it. When he looked at it he was struck with joy and astonishment. Out of the dance of calculations emerged an...
Source: fieldofscience.com
5 failures of political leaders during a public health crisis
“There are five traps political leaders can fall into when it comes to a public health emergency: 1. delay and downplay; 2. fudge the science; 3. isolation from the international community; 4. absence; and 5. double standards.” Sophie Harman Professor of International Politics at Queen Mary University...
Source: qmul.ac.uk
The role of motivational profiles in learning problem-solving and self-assessment skills with video modeling examples Lisette
In the current study, we examine the role of situation-specific motivational profiles in the effectiveness of video modeling examples for learning problem-solving and self-assessment accuracy in the domain of biology. A sample of 342 secondary school students participated in our study. Latent profile...
Source: springer.com
Using GPT-2 to generate Tweets
Last summer I blogged about using a Deep Neural Network to generate tweets but only used 3200 of my tweets. Since then I've used Twitter's archive mechanism to retrieve ALL my tweets (just over 30,000) to train a network. Not any old network - the GPT-2 model from OpenAI. This 'finetuning' of an existing...
Microbes Unknown to Science Discovered on The International Space Station
The menagerie of bacterial and fungal species living among us is ever growing - and this is no exception in low-gravity environments, such as the International Space Station (ISS).
Source: sciencealert.com
Scientists unlock mysteries of world's oldest 'computer'
The 2,000-year-old mechanism has baffled experts since it was discovered on a shipwreck in 1901.
Source: bbc.com
Mars rover Perseverance takes first spin on surface of red planet
NASA's Mars rover Perseverance has taken its first, short drive on the surface of the red planet, two weeks after the robot science lab's picture-perfect touchdown on the floor of a massive crater, mission managers said on Friday.
Source: reuters.com
Study shows conversations rarely end when people want them to end
"A team of researchers from Harvard University, the University of Pennsylvania's Wharton School and the University of Virginia has found that conversations between people usually do not end when either partner in the conversation wants them to end. In their paper published in Proceedings of the National...
Source: phys.org
New Technique Reveals Centuries of Secrets in Locked Letters
M.I.T. researchers have devised a virtual-reality technique that lets them read old letters that were mailed not in envelopes but in the writing paper itself after being folded into elaborate enclosures.
Source: nytimes.com
Simulations suggest Earth's oxygen-rich atmosphere will last only another billion years
A pair of researchers from Toho University and NASA Nexus for Exoplanet System Science has found evidence, via simulation, that Earth will lose its oxygen-rich atmosphere in approximately 1 billion years. In their paper published in the journal Nature Geoscience, Kazumi Ozaki and Christopher Reinhard...
Source: phys.org
Human origins: 'Little Foot' fossil's big journey out of Africa
"How the priceless skull of an ancient ancestor was brought to the UK from South Africa for study."
Source: bbc.com
Is the UK destined to be the next life science hub?
Jason Shafrin explores the question in The Economist about the role of British science in the pandemic and the future of the UK life sciences activity.
"With good data, efficient regulation, an international collection of talent, R&D funds focused on the health care, the UK could see big gains...
Source: healthcare-economist.com
Rocket Report Cornwall
Cornwall says “LOL, no” to space tourism. "If we're being blunt about it ... One council member, John Fitter, was more explicit, saying, 'If we were to entertain this, it would be quite ridiculous and send out the wrong message to those people in Cornwall who could possibly be suffering on below...
Source: arstechnica.com
Open Access, Conspiracy Theories and the Democratization of Knowledge
The Scholarly Kitchen "We are in the middle of a new political dynamic here in the US – one that has been building for over a decade. This new dynamic has meant that science and scientists are being viewed with a level of distrust – and even, at times, hostility – that is unprecedented in modern...
Source: sspnet.org
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
AI uses "ugly duckling" technique to spot melanoma with high accuracy
"Artificial intelligence is starting to combine with smartphone technology in ways that could have profound impacts on the way we monitor health, from tracking blood volume changes in diabetics to detecting concussions by filming the eyes." "Using the technology to spot melanoma in its early stages is...
Source: newatlas.com
Mars rover landing
NASA releases “exhilarating” image of Mars rover just above the planet
Source: arstechnica.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
Perseverance on Mars: Where it is, and what the next steps are
NASA's first chat about its newest rover talks about the landing and what's next. "In their first press conference following Perseverance's successful landing on Mars, NASA and JPL scientists revealed some information on where the rover landed and what to expect for the next several days and weeks as...
Source: arstechnica.com
RSS feed