We can only guess as to why a group of Neanderthals built a series of large and mysterious stalagmite structures in a French cave - but the fact they did provides a rare glimpse into our cousin species’ potential for social organisation in a challenging environment.
Neanderthals and Denisovans may have supplied modern humans with genetic variants that let them thrive in new environments.
Despite a late start in his field, Kerry Knudsen might know more about lichens than anyone alive today.
'America Was Never Great.' Bernie Sanders: 'Let the People In.' Wilmore vs Trump Impression-off. Pirates of the Caribbean (in Vietnam). Spiralling Global Temperatures.
This powerful visualisation of climate change by climatologist Ed Hawkins plots the global average temperature for every month since 1850. The farther from the center, the hotter the month.
The National Academy of Sciences is urging people to focus less on the process and more on the product.
Donald Trump Bashes Hillary Clinton For Her Husband's Affairs. How Tree Frogs 'Stick' Their Landing. Michael Pollan on Cooking. Trump Transforms for the General Election. Solution to the Grandfather Paradox.
Researchers used high-speed cameras to film tree frogs landing on a stick using unique toe pads while doing cartwheels and belly flops.
What if you went back in time and killed your own grandfather? Would you still be born? Or would you have thus killed yourself?
Can we conquer disease without concentrating wealth in a precious few pockets? Not-so-distant history offers a clear and encouraging answer.
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