Major economies resisted calls for bolder climate commitments as a U.N. summit in Madrid limped toward a delayed conclusion on Saturday, dimming hopes that nations will act in time to stop rising temperatures devastating people and the natural world.
Prime Minister Boris Johnson visited former strongholds of his Labour opponents in northern England on Saturday and pledged to repay their trust for helping to deliver a stunning victory for his Conservative Party in Britain's national election.
British Prime Minister Boris Johnson needs to "focus on reality" and recognize that the Scottish National Party (SNP) has been given a mandate for a second independence referendum, Scottish First Minister Nicola Sturgeon said on Saturday.
Birds and mammals are on extreme ends of the airflow spectrum. Mammals inhale oxygen-rich air and they exhale depleted air, exhibiting a so-called tidal flow pattern. In contrast, bird breath travels tidally through part of the respiratory system, but in a one-way loop throughout most of the lung. Biologists have discovered that Savannah monitor lizards have […]
A new study finds that the conscious perception of visual location occurs in the frontal lobes of the brain, rather than in the visual system in the back of the brain. The results are significant given the ongoing debate among neuroscientists on what consciousness is and where it happens in the brain.
Mitochondria, tiny structures present in most cells, are known for their energy-generating machinery. Now, researchers have discovered a new function of mitochondria: they set off molecular alarms when cells are exposed to stress or chemicals that can damage DNA, such as chemotherapy. The results could lead to new cancer treatments that prevent tumors from b […]