Reference Article

from Wikipedia, the free encyclopedia

Oxygen

Oxygen is a chemical element in the periodic table.

It has the symbol O and atomic number 8.

The element is the most common on Earth, composing around 46% of the mass of Earth's crust, and is the third most common element in the universe.

Oxygen is a major component of air, produced by plants during photosynthesis.

Note: This article excerpts material from the Wikipedia article "Oxygen", which is released under the GNU Free Documentation License.

See the following related content on ScienceDaily:


Related Videos

last updated on 2014-10-20 at 3:44 am EDT

Gazan Students Create Energy Saving Hospital Cleaning Device

Gazan Students Create Energy Saving Hospital Cleaning Device

Reuters (Oct. 23, 2013) Engineering students in Gaza have designed a prototype ozone gas generator to sterilise hospital rooms, a difficult task in a country living with economic sanctions imposed by the surrounding state of Israel. Their device activates oxygen and transforms it into ozone gas by using an electric charge of 80,000 volts. Jim Drury reports.
Powered by NewsLook.com
Bringing the Himalayas to the Hospital

Bringing the Himalayas to the Hospital

AP (Aug. 19, 2013) Medical researchers are testing trekkers and Sherpas from the Himalayas to discover why some people recover from oxygen deprivation, while others suffer organ failure and may even die. They hope to transfer this knowledge to hospital patients.
Powered by NewsLook.com
How Sponges Spurred The Evolution Of Complex Life: Study

How Sponges Spurred The Evolution Of Complex Life: Study

Newsy (Mar. 10, 2014) Scientists believe sponges helped oxygenate the deep ocean, making it an environment where complex, oxygen-using animals could evolve. Video provided by Newsy
Powered by NewsLook.com
Thousands Of Fish Mysteriously Found Dead In New Jersey

Thousands Of Fish Mysteriously Found Dead In New Jersey

Newsy (May 13, 2014) Health officials are trying to figure out how thousands of fish died in New Jersey's Shark River. The likely cause is oxygen depletion. Video provided by Newsy
Powered by NewsLook.com

Related Stories


Share This



Search ScienceDaily

Number of stories in archives: 140,361

Find with keyword(s):
Enter a keyword or phrase to search ScienceDaily for related topics and research stories.

Save/Print:
Share:

Breaking News:
from the past week

In Other News

... from NewsDaily.com

Science News

Health News

Environment News

Technology News



Save/Print:
Share:

Free Subscriptions


Get the latest science news with ScienceDaily's free email newsletters, updated daily and weekly. Or view hourly updated newsfeeds in your RSS reader:

Get Social & Mobile


Keep up to date with the latest news from ScienceDaily via social networks and mobile apps:

Have Feedback?


Tell us what you think of ScienceDaily -- we welcome both positive and negative comments. Have any problems using the site? Questions?
Mobile: iPhone Android Web
Follow: Facebook Twitter Google+
Subscribe: RSS Feeds Email Newsletters
Latest Headlines Health & Medicine Mind & Brain Space & Time Matter & Energy Computers & Math Plants & Animals Earth & Climate Fossils & Ruins