biology

Astrobiology: Why study it? How to study it? What are the challenges?

Universe Today has proudly examined the importance of studying impact craters, planetary surfaces, and exoplanets, and what they can teach…

6 months ago

An ocean floor bacteria has been found with a totally bizarre metabolism

Bacteria come in two basic forms: the kinds that use a lot of hydrogen, and the kinds that don't. And…

4 years ago

The Journey of Light, From the Stars to Your Eyes

This week, millions of people will turn their eyes to the skies in anticipation of the 2015 Perseid meteor shower. But what happens on less…

9 years ago

What Does It Mean To Be ‘Star Stuff’?

At one time or another, all science enthusiasts have heard the late Carl Sagan's infamous words: "We are made of…

10 years ago

Hunting for High Life: What Lives in Earth’s Stratosphere?

The Moon photographed through the layers of the atmosphere from the ISS in December 2003 (NASA/JSC) What lives at the…

12 years ago

When Everything On Earth Died

[/caption] Hey, remember that one time when 90% of all life on Earth got wiped out? I don't either. But…

12 years ago

Is Earth Alive? Scientists Seek Sulfur For An Answer

[/caption] Researchers at the University of Maryland have discovered a way to identify and track sulfuric compounds in Earth's marine…

12 years ago

Is This Proof of Life on Mars?

[/caption] The Curiosity rover is currently on its way to Mars, scheduled to make a dramatic landing within Gale Crater…

12 years ago

Replication of Arsenic Life Experiment Not Successful So Far

[/caption] One of the most vocal and ardent critics of the so-called ‘arsenic life’ experiment which was published in December…

13 years ago