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Apr 15, 2019
Travel through wormholes is possible, but slow
Posted by Xavier Rosseel in categories: cosmology, physics, space travel
A Harvard physicist has shown that wormholes can exist: tunnels in curved space-time, connecting two distant places, through which travel is possible.
But don’t pack your bags for a trip to other side of the galaxy yet; although it’s theoretically possible, it’s not useful for humans to travel through, said the author of the study, Daniel Jafferis, from Harvard University, written in collaboration with Ping Gao, also from Harvard and Aron Wall from Stanford University.
“It takes longer to get through these wormholes than to go directly, so they are not very useful for space travel,” Jafferis said. He will present his findings at the 2019 American Physical Society April Meeting in Denver.
Apr 15, 2019
Removing Fuel Rods, Japan Hits Milestone in Fukushima Nuclear Cleanup
Posted by Genevieve Klien in categories: nuclear energy, robotics/AI
The operator of Japan’s ruined Fukushima nuclear power plant began removing radioactive fuel rods on Monday at one of three reactors that melted down after an earthquake and a tsunami in 2011, a major milestone in the long-delayed cleanup effort.
Thousands of former residents have been barred from the area around the plant for years as crews carried out a large-scale radioactive waste cleanup in the aftermath of the worst nuclear disaster since Chernobyl. The process of removing the fuel rods from a storage pool had been delayed since 2014 amid technical mishaps and high radiation levels.
The plant operator, Tokyo Electric Power, said in a statement that workers on Monday morning began removing the first of 566 spent and unspent fuel rods stored in a pool at the plant’s third reactor. A radiation-hardened robot had first located the melted uranium fuel inside the reactor in 2017.
Continue reading “Removing Fuel Rods, Japan Hits Milestone in Fukushima Nuclear Cleanup” »
Apr 14, 2019
One Month, 500,000 Face Scans: How China Is Using A.I. to Profile a Minority
Posted by Genevieve Klien in categories: government, information science, robotics/AI
In a major ethical leap for the tech world, Chinese start-ups have built algorithms that the government uses to track members of a largely Muslim minority group.
Apr 14, 2019
Spot the Andromeda Galaxy Overhead This Week
Posted by Genevieve Klien in category: space
Apr 14, 2019
New Kind of Cancer ‘Vaccine’ Teaches The Immune System to Destroy Tumours
Posted by Paul Battista in category: biotech/medical
Researchers have invented a new type of cancer immunotherapy by injecting tumours with a series of stimulants. The experimental therapy attracts the body’s own immune system’s attention, so it can come and destroy the cancerous masses.
The radical new approach has already shown promise in patients with an advanced form of non-Hodgkin’s lymphoma that resists conventional treatments, and is currently being tested on a variety of stubborn cancers.
The result can be described as turning the tumours into “cancer vaccine factories”, because attracting the body’s immune cells to the cancer site is a method known as in situ vaccination.
Continue reading “New Kind of Cancer ‘Vaccine’ Teaches The Immune System to Destroy Tumours” »
Apr 14, 2019
Chinese Scientists Implant Human Brain Genes into Monkeys
Posted by Paul Battista in category: neuroscience
Scientists in China implant human genes into brains of the rhesus macaque monkey, in a move described by some as an “ethical nightmare.”
Apr 14, 2019
Dr. Oliver Harrison MD, MPH, CEO, Telefonica Innovation Alpha — IdeaXme — Ira Pastor
Posted by Ira S. Pastor in categories: aging, biotech/medical, business, computing, disruptive technology, genetics, health, information science, innovation, internet
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