Tropical storm Hanna is headed for a landing in Texas on Saturday. The biggest danger is flooding the rain. Heavy local rains will spread across southern Texas to northeast Mexico. That strong local rain will persist long after making landfall. Tropical storm force winds are expected along and inland from …
Read More »Mexico flies blind because lack of evidence of Covid-19 baffles experts | Global development
Before traveling to Washington to meet Donald Trump earlier this month, the Mexican president had a coronavirus test. Until then, Andrés Manuel López Obrador had never been examined, arguing that it was not necessary, despite the fact that several cabinet members had been infected with Covid-19. The President, known as …
Read More »The world march of facial masks: a mirror of humanity
SAINT-GERMAIN-EN-LAYE, France (AP) – House keys, wallet or purse, mobile phone and … oh yes: mask. Reluctantly for many, but also inexorably facing a deadly invisible enemy, tiny rectangles of fragile but life-saving fabric have joined the list of items in just a few months so as not to leave …
Read More »Humans were in North America much earlier than previously thought | News
Tools excavated from a cave in central Mexico are strong evidence that humans lived in North America At least 30,000 years ago, about 15,000 years earlier than previously thought, scientists have said. Two studies published in the journal Nature on Wednesday said researchers had found artifacts, including some 1,900 stone …
Read More »Exploring the relationship between underwater volcanoes and sharks
In 2015, a video of hammerhead sharks and silky sharks swimming in an underwater volcano, with high water temperatures and acidity levels, went viral. Nicknamed “shark shark”, people wondered if there was any place where sharks couldn’t survive. (Spoiler alert: There are a few, like Mount Everest and your backyard …
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