Dietary evidence reinforces the reputation of Clovis hunters as mammoth killers
The ancient North Americans are increasingly looking like experienced mammoth killers. Archaeologists have long debated whether the Clovis people, who […]
New videos reveal the hidden lives of Andean bears
Camera collar footage is revealing the secret lives of Andean bears (Tremarctos ornatus), the only surviving South American ursid. A
A sudden ice collapse hints at disturbing changes on the Antarctic coast
A hot spot is starting to form along the coast of East Antarctica. An ice shelf that broke apart seemingly
Neanderthals may have built a hearth specifically to make tar
Neanderthals really knew their way around fire. In a sea cave sheltered from Gibraltar’s raging winds, our ancient cousins created
The footprints offer a rare look at ancient human relatives crossing paths
Two ancient hominid species with slightly different gaits interbred in East Africa. Traces preserved on what was once a muddy
What would it take to protect the world from an asteroid?
How to kill an asteroidRobin George AndrewsWW Norton & Co., $29.99 The dinosaurs met a gruesome death at the hands
Slow proteins may support aging and chronic disease
As we age, our bodies slow down – not only in how we move, but also at the cellular level,
Cervical cancer deaths are falling among young American women
Cervical cancer rates have decreased since a human papillomavirus, or HPV, vaccine was introduced in 2006.SN: 10/6/08). Now, a new
Like brain cells, kidney cells can ‘remember’
Kidney cells can also form memories. At least in a metaphorical sense. Neurons have historically been the cell most closely
Dengue is classified as an urban disease. Mosquitoes don’t care
The city of Borbón in northern Ecuador is home to several government and religious offices and a regional hospital. However,