Subsisting on Arsenic, a Microbe May Redefine Life

Scientists said Thursday that they had trained a bacterium to eat and grow on a diet of arsenic, in place of phosphorus — one of six elements considered essential for life — opening up the possibility that organisms could exist elsewhere in the universe or even here on Earth using biochemical powers we have not yet dared to dream about. Full Story »

Posted by Jon Mitchell - via Jen Preston, Google News (Sci/Tech), New York Times (Most Emailed), Kristi Hancock (t), Peter Avalos (t), Salvador Sala (t), George Moga (t), Joe Bonner (t), Tshiung Han See (t), Willie Bido (t), David Wardell (t), JR Russ (t), Patrick McDermott (t), Thanh Tran (t), Ish Harshawat (t), David Fox (f), Fabrice Florin (f), Steven K Samra (f), Jon Mitchell (f), Gian Antelles (f)

See All Reviews »

See All Reviews »

Ellie's Rating

Overall
4.0

Good
from 13 answers
Quality
3.9
Facts
4.0
Fairness
4.0
Information
4.0
Sourcing
4.0
Style
4.0
Accuracy
4.0
Context
4.0
Expertise
4.0
Originality
2.0
Transparency
4.0
Responsibility
4.0
Popularity
4.5
Recommendation
4.0
Credibility
5.0
More How our ratings work »