Why the Southern U.S. Is Prone to December Tornadoes

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. On the night of Dec. 10-11, 2021, an outbreak of powerful tornadoes tore through parts of Arkansas, Mississippi, Missouri, Kentucky, Tennessee and Illinois, killing dozens of people and leaving wreckage over hundreds of miles. Hazard climatologists Alisa Hass and Kelsey Ellis explain the conditions … Read more

Covid-19 Christmas: World faces omicron infection wave this festive season

The festive season will be dominated by a large wave of covid-19 infections caused by the omicron variant, but few countries appear to have substantially changed their plans Health 13 December 2021 By Michael Le Page A shop window in Tehran, Iran Morteza Nikoubazl/NurPhoto via Getty Images There now seems little doubt that the Christmas … Read more

Linux Dedicated Web Hosting Server

Dedicated server hosting is a chief requisite for any online website to be set up and sustained. In an age, where the internet has become a basic requirement, there are a large number of operating systems which have their own web hosting programs. The necessity of a dedicated web hosting program cannot be undermined in … Read more

How did the solar system form?

Solar system formation began approximately 4.5 billion years ago, when gravity pulled a cloud of dust and gas together to form our solar system. Scientists can’t directly study how our own solar system formed, but combining observations of young stellar systems in a range of wavelengths with computer simulations has led to models of what … Read more

16-Year Study of Extreme Stars Has Once Again Proved Einstein Is Still Right

Two pulsars locked in close binary orbit have once again validated predictions made by Einstein’s theory of general relativity. Over 16 years, an international team of astronomers has observed the pulsar pair, named PSR J0737−3039A/B, finding that the relativistic effects can be measured in the timing of their pulses – just as predicted and expected. … Read more

Rare December Tornado Outbreak Was a ‘Worst-Case Scenario’

The tornado outbreak that likely killed more than 100 people over the weekend was an anomaly in every way possible. The deaths were concentrated in a state—Kentucky—that has been relatively unscathed by tornadoes and tornado fatalities. The outbreak hit during a month when tornadoes are least likely to occur. And it struck at night, when … Read more

Ice shelf holding back keystone Antarctic glacier within years of failure | Science

An alarming crackup has begun at the foot of Antarctica’s vulnerable Thwaites Glacier, whose meltwater is already responsible for about 4% of global sea-level rise. An ice sheet the size of Florida, Thwaites ends its slide into the ocean as a floating ledge of ice 45 kilometers wide. But now this ice shelf, riven by … Read more

Best PHP Frameworks for Modern Web Developers in 2017

PHP provides the best platform to the modern developers to develop complex and secure applications so that the applications can be operated at a greater level. Being the most modern programming language, it possesses many frameworks that are helpful in application development. Various PHP development frameworks come in different shapes and sizes. For an application … Read more

COVID Is Driving a Children’s Mental Health Emergency

When COVID shut down life as usual in the spring of 2020, most physicians in the U.S. focused on the immediate physical dangers from the novel coronavirus. But soon pediatrician Nadine Burke Harris began thinking of COVID’s longer-term emotional damage and those who would be especially vulnerable: children. “The pandemic is a massive stressor,” explains … Read more

Switch Abstraction Interface (SAI) – Breaking the Network Aggregation

The networking industry is moving faster than ever before. The reason to expedite the pace lies in the network device disaggregation which leads to the evolution of the white box switch concept. What enables the network disaggregation? What are the problems with traditional networking? Let us look at it in the discourse ahead. Traditional Network … Read more