A group of more than a hundred law professors from across the country has asked Congress to extend an ethical code of conduct to the Supreme Court - for the first time - and clarify when individual justices should step away from specific legal cases.
The group's appeal on Wednesday, in a letter to the House and Senate Judiciary committees, comes after recent controversies involving travel and appearances at political events by several Supreme Court justices, including Clarence Thomas and Antonin Scalia. Rep. Christopher S. Murphy (D-Conn.) said he plans to introduce legislation that addresses the issue.




A central question about the Endangered Species Act was behind the legal wrangling Wednesday in a federal courtroom: What, if anything, can be done to save polar bears as the earth warms and sea ice recedes?
Three-quarters of the world's coral reefs are at risk from overfishing, pollution and climate change, according to a report.
Decades ago, a few astronomers began to suspect that the universe was swarming with some mysterious, invisible substance that was yanking galaxies around with its own powerful gravity. And for those same decades, most of those astronomers' colleagues dismissed the notion as pretty much nuts.





























