Like flocks of birds or schools of fish, crowds of humans also tend to move en masse -- almost as if they're thinking as one. Scientists have proposed different theories to explain this type of collective pedestrian behavior.
A new model…
A herd of elk was spotted last week in the upper Pitt River area just north of Metro Vancouver, raising hopes for the species that was once nearly extinct on the South Coast. Aerial video taken by helicopter pilot Ralph van Woerden shows a…
<!-- -->The image grab from the video shows lion clinging to a tree.It is an unusual sight to find lion, the king of the jungle, scared. And if something like this happens, it makes news. A video going viral on social media shows a…
The Omicron variant, which is spreading far faster than previous versions of the coronavirus, is not likely to help countries achieve so-called herd immunity against COVID-19, in which enough people become immune to the virus…
A top US doctor recently took to Twitter to share five lessons from his experience of getting infected with the Omicron variant of Covid-19 that is currently driving up cases across countries. On January 15, Faheem Younus, University of…
<!-- -->The highly transmissible Omicron variant has brought a surge in coronavirus cases across the globe.Jerusalem: A surge of Omicron infections could see Israel reaching herd immunity, the country's top health official said on…
<!-- -->Celebrations on Friday were subdued ahead of Christmas Eve midnight mass.The rise of the Omicron variant heralded on Friday another pandemic-tinged Christmas for billions, with Santa's arrival and longed-for family reunions…
The number of caribou in a shrinking herd has dwindled even more over the past three years, but a wildlife manager in the N.W.T. who helped study them says the difference is "slight" and the herd is showing signs of stabilizing. There are…
HE was a fit, healthy pensioner in his early 70s who didn't smoke or drink and barely ever left his flat except to take his bins out or visit the Post Office.
But he was also a Covid conspiracy theorist who believed the pandemic was a…