These 'metallic' dunes on Mars look like sci-fi. What are they really?
New images from the European Space Agency's Mars Express orbiter have captured strange-looking waves on the Red Planet.
The Perseid meteor shower starts this week. Here's why you should look up now
The Perseid meteor shower begins on July 17 alongside two others, making "shooting stars" likely any night this month an...
'Aliens' at 40: Here are 26 reasons why James Cameron's sequel is still the greatest sci-fi action movie of all time
Sorry, "Predator", but four decades later, this is still the sub-genre's high watermark
The Latest Texas Floods Tested Warning Systems. This Time, They Passed.
A lack of sirens and flood forecasting systems made the state’s Hill Country vulnerable to deadly floods last summer. Th...
Rudolph Marcus, Who Illuminated Electrochemical Processes, Dies at 102
He received a 1992 Nobel Prize for developing a theory that explained fundamental processes behind photosynthesis, respi...
EU proposes slowing down cuts to carbon emissions for businesses
Image source, Getty ImagesImage caption, The ETS, introduced in 2005, is the EU's main tool for curbing greenhouse ...
'RNA can do things which we have never seen before': New study challenges assumptions about what RNA was up to at the dawn of life
RNA can fold into more complex configurations than scientists thought, raising questions about how important these 3D st...
Earth's largest particle accelerator opens new window into the early universe just after the Big Bang: 'A culmination of a decades-long quest'
According to one researcher, this observation "promises new insights into the evolution of the early universe."
US Republicans accuse Canada of wildfire inaction
Image source, Selcuk Acar/Anadolu via Getty ImagesImage caption, Smoke from the massive wildfires has cast an orange haz...
Making history: Watch Vikram-1, India's 1st private orbital rocket, launch early on July 18
India's first privately built orbital rocket, Skyroot Aerospace's Vikram-1, will try to reach orbit early Saturday morni...
Perseid meteors to light up night sky in one of the year's most active showers
Image source, Getty/bjdlzxImage caption, The Perseid meteor shower over China, August 2018By BBC WeatherPublished1 minut...
'These are striking forecasts': Super El Niño keeps getting even more likely, and it could bring a humanitarian crisis
Forecasts point to the ongoing El Niño rapidly strengthening to a likely all-time record in the coming months, fueling t...