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Posts by
EarthSky Voices
Some black holes erase your past
You can't survive a passage into a black hole ... or can you? A UC Berkeley mathematician says you could enter certain types of black holes, but your past would be obliterated and you'd have an infinite number of possible futures.
February 25, 2018
Drought worsens across US Southwest, southern Plains
A lack of precipitation across the southern and western United States has led to growing drought this winter.
February 24, 2018
Future cities built with volcanic ash?
After water, concrete is the world's most-used building material. MIT researchers worked with volcanic ash as a concrete additive and substantially reduced building costs.
February 11, 2018
Day Zero approaches as Cape Town’s water runs out
Cape Town - the South African city of 3.7 million people - is on the verge of running out of water. Day Zero is the day the taps will get turned off.
February 11, 2018
View of Winter Olympics from space
Ready for the Olympics? Here's a look at the sites of the 2018 Winter Games, the South Korean cities of Pyeongchang and Gangneung, from above.
February 8, 2018
Harvard study links breast cancer to light at night
Artificial light has transformed the night sky, a change researchers continue to link to health problems.
February 8, 2018
Why no full moon in February 2018?
January and March 2018 have 2 full moons. February has none. Astronomer David Chapman explains moon cycles and calendars, with a word about moon names in the indigenous Mi'kmaw nation of Canada's northern woodlands.
February 6, 2018
Is a major California earthquake overdue?
According to current forecasts, California has a 93% chance of an earthquake of magnitude 7 or greater occurring by 2045.
February 3, 2018
Scientists find oldest modern human fossil outside Africa
This fossil suggests Homo sapiens left Africa 50,000 years earlier than previously thought.
January 27, 2018
January 31 lunar eclipse: What scientists can learn
The lunar eclipse January 31 offers scientists a chance to see what happens when the surface of the moon cools quickly.
January 25, 2018
