At perhaps its greatest extent, the Tushka lake would have covered more than 68,000 square kilometers (shown in false color topographical image at left). At other times (right) less water would have flown into the low-lying basin from the Nile (visible on the right in both images), causing the lake to shrink. Red corresponds to an elevation of 400 meters above the basin floor.
Credit: T.A. Maxwell et al/Geology 2010
Teens take home science gold at Intel ISEF
One of the most abstract fields in math finds application in the 'real' world
A change in taste cells makes glucose-baited traps repellent
Bumps stretch out as mammals drink
Coverage of the 2013 American Association for the Advancement of Science meeting
The Year in Science 2012
Three-part series on the scientific struggle to explain the conscious self
Tables of contents, columns and FAQs on SN Prime for iPad
Please alert Science News to any inappropriate posts by clicking the REPORT SPAM link within the post. Comments will be reviewed before posting.
You must register with Science News to add a comment. To log-in click here. To register as a new user, follow this link.