O companie din Singapore a dezvoltat un nou tip de baterie, care ar putea reprezenta o alternativă credibilă la bateriile cu litiu actuale. Potrivit cercetătorilor, ideea este de a dezvolta o baterie pe bază de celuloză mai puțin costisitoare și mai durabilă, oferind în același timp longevitate și densitate comparabile. Cel mai utilizat material pentru […]
Etichetă: paper
Major retailer imposes ‘purchase limits’ on toilet paper
Australian supermarket chain restricts sale of necessities to curb panic buying Major Australian supermarket chain Coles has introduced a “fair” purchasing quota per shopper in order to tackle a wave of panic buying amid a rise in Covid-19 cases and supply chain problems. The retailer announced “national purchase limits” of one pack of toilet paper […]
Paper on racism in a coffee cup ‘scores praise’
Swedish student says paper mocking CRT with milk and coffee scored on his university professor Adulterating black coffee with white milk is an act of racism, a tongue-in-cheek Swede has proclaimed in an essay – only to find his work praised by a critical whiteness studies teacher at Stockholm University, he claims. Student Arvid Haag […]
Covid-19 appeared in the US before Wuhan, Chinese scientists claim in new research paper
Using mathematical models, a quartet of Chinese scientists has argued that the first case of Covid-19 appeared between April and November 2019 in the northeastern US, long before the outbreak in Wuhan, China. “The calculation results show that the COVID-19 epidemic in the United States has a high probability of beginning to spread around September […]