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EarthSky Voices

What Proxima’s massive flare means for our chances of alien neighbors

In May 2019, astronomers measured the largest flare ever from Proxima Centauri, the closest star to our sun. What do such flares mean for possible alien life, on a planet in the Proxima Centauri system, only 4 light-years away?

EarthSky Voices

May 4, 2021

Expect flooding from this week’s supermoon, but know a lunar cycle masks effects of sea level rise

The April 2021 supermoon and the lunar nodal cycle, explained.

EarthSky Voices

April 26, 2021

How many Tyrannosaurus rex lived on Earth?

During 2.4 million years of existence, a total of 2.5 billion Tyrannosaurus rex lived on Earth, and 20,000 individual animals would have been alive at any moment, according to new calculations.

EarthSky Voices

April 20, 2021

A case against killing spiders

An entomologist explains why it's a good idea to be nice to the spiders you encounter and consider a live-and-let-live policy.

EarthSky Voices

April 18, 2021

Sea level rise creating ghost forests in U.S. East

Sea level rise is killing trees along the U.S. east coast, creating ‘ghost forests’ that are visible from space.

EarthSky Voices

April 15, 2021

5 ways fish are like you and me

Fish are more like humans than you might realize.

EarthSky Voices

April 8, 2021

Did lightning strikes spark life on Earth?

Lightning strikes - perhaps a quintillion of them, occurring over a billion years - might have provided sparks of life for the early Earth by unlocking phosphorus, says new research.

EarthSky Voices

March 30, 2021

Evidence of a brand new physics?

Physicists at the LHCb Collaboration at CERN have found particles not behaving the way they should according to the guiding theory of particle physics. Could it be evidence of a brand new physics?

EarthSky Voices

March 28, 2021