Tag Archives: rapid

In a large-scale environmental DNA metagenomic study of ancient plant and mammal communities, an international team of researchers have analyzed 535 permafrost and lake sediment samples from across the Arctic spanning the past 50,000 years. A trio of woolly mammoths (Mammuthus primigenius) trudges over snow covered hills; behind them, mountains …

Image copyright Reuters Image caption These Free Syrian Army fighters remained in the rebel-held area Syria’s army says the battle for Aleppo is in its final phase, after major gains by troops in the city’s south left rebels on the brink of defeat. Lt Gen Zaid al-Saleh, head of the …