02/08/2019

Image: Hubble traces a galaxy's outer reaches

Believe it or not, this long, luminous streak, speckled with bright blisters and pockets of material, is a spiral galaxy like our Milky Way. But how could that be? 

Sex appeal helped dinosaurs take flight

Attracting mates with showy displays may have helped dinosaurs develop feathers that let them take flight, according to new research by University of Alberta paleontologists.

Dark energy vs. modified gravity: Which one will prevail?

Einstein's theory of general relativity predicts the existence of dark energy—a mysterious form of energy that permeates space and accelerates the expansion of the Universe. But what if Einstein was wrong and there was ...

Climate battle will 'succeed or fail' in Asia: UN

The battle to combat climate change will "succeed or fail" based on what happens in Asia, where growing energy needs are increasing demand for fossil fuels, UN officials said Friday.

July heatwave up to 3C hotter due to climate change

The record-shattering heatwave that baked much of northern Europe last month was likely between 1.5 to 3.0 degrees Celsius hotter due to manmade climate change, an international team of scientists said Friday.

Removing tiny shrimp may help climate-proof Lake Tahoe's clarity

Lake Tahoe, with its iconic blue waters straddling the borders of Nevada and California, continues to face a litany of threats related to climate change. But a promising new project to remove tiny, invasive shrimp could be ...

Investigating alternatives to opioids for dogs in pain

Opioids are among the most effective pain relievers in dogs and cats, but amid the U.S. opioid crisis it has become much more difficult for animal hospitals to access these drugs. This, coupled with the potential for abuse ...

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