AT& amp; T today announced the launch of a new location-based emergency telephone routing system in the United States, which aims to transmit wireless 911 calls to the corresponding 911 call center according to the GPS location of the device. According to at & amp; amp; T said that this is the first national location-based routing initiative in the history of the United States. The system was launched in cooperation with intrado.
According to a new study of rodents, frozen male testicular tissue can be transplanted again after more than 20 years and will continue to produce viable sperm. The study by Eoin Whelan of the University of Pennsylvania School of veterinary medicine and colleagues was published May 10 in the open journal PLoS Biology. However, compared with tissues that are only temporarily frozen, the cost of long-term delay is the reduction of fertility. This finding may have a profound impact on the treatment of young male cancer patients. For them, testicular tissue can be frozen before chemotherapy in order to finally re implant into the body.
In a study published in nature · communication on the 10th, Belgian researchers learned the exact mechanism of novel coronavirus infecting cells at the molecular level and prevented the virus infection in the experiment. The discovery holds great promise for the treatment of new crowns: help develop an aerosol form of antiviral drug that can eradicate the virus in the event of infection or high-risk exposure.
According to the latest climate report released by the World Meteorological Organization (WMO) on the evening of the 9th local time, the probability that the global annual average temperature will rise by 1.5 degrees Celsius from the pre industrial level in the next five years is 50%, and this probability will increase over time. Reuters said it is worth noting that the UN Paris Agreement on climate change signed in 2016 pointed out that the international community should control the rise of the global average temperature within 2 degrees Celsius compared with the pre industrial level within this century, and strive to control the rise within 1.5 degrees Celsius.
Wood's fund bought about $6 million worth of shares in general motors (gm.us) as the company stepped up its entry into the field of electric vehicles, wood's first investment in GM. According to its trading announcement, arkautonomous Technology & amp; amp; Robotics ETF (arkq. US) bought 158187 shares of general motors.
It is reported that the Federal Aviation Administration (FAA) said on Tuesday that it has adjusted the certification method of future electric vertical takeoff and landing aircraft (evtol) pilots, but it is not expected to delay the certification or operation approval. Evtol aircraft has been advertised as an air taxi, which is expected to become the future of urban air traffic. With the listing of many evtol companies, this low altitude urban air traffic aircraft has also attracted great attention all over the world.
Intel released the mobile version of arc flash graphics card at the end of March, which officially opened the curtain of restarting the high-performance game card. This is another attempt to be independent 24 years after the advent of i740 graphics card. It is a great challenge to Intel. The time to market is delayed. Even the promised driver has jumped. Intel officials say it still needs time.
Microsoft NET6. 0 is a free, cross platform, open source Developer Platform for building many different types of applications. Yes Net, you can use multiple languages, editors and libraries to build the network, mobile, desktop, games and the Internet of things. Modern language structures, such as generics, language integrated query (LINQ) and asynchronous programming, combined with a wide range of class libraries, general APIs, multilingual support and powerful tools provided by visual studio series, make the work of developers fruitful.
On Tuesday, local time, Elon Musk, CEO of electric vehicle manufacturer Tesla, said that the company might buy a mining company. On the same day, musk attended the 2022 future automobile summit hosted by the financial times. He said through a remote video that Tesla was willing to buy a mining company if it would accelerate the global adoption of clean energy technologies if it produced the metals needed for electric vehicles (EV).
Astrophotographer Andrew McCarthy once again captured some amazing visual effects from the sun. McCarthy's name on instagram is cosmoc_ Background, he spent seven hours taking millions of photos of the sun in an attempt to capture a solar flare.