Each of the ladies can talk with out an implant. The primary, Pat Bennett, who has ALS, also called Lou Gehrig’s illness, makes use of a pc to kind. The second, Ann Johnson, who misplaced her voice as the results of a brain-stem stroke that left her paralyzed, makes use of an eye-tracking machine to pick letters on a pc display screen.Â
That skill to speak is what gave them the ability to consent to take part in these trials. However how does consent work when communication is tougher? Learn the total story.
—Cassandra Willyard
This story first appeared in The Checkup, MIT Know-how Evaluation’s weekly biotech publication. Signal as much as obtain it in your inbox each Thursday.
Why salt marshes might assist save Venice
Venice, Italy, is affected by a mix of subsidence—town’s foundations slowly sinking into the mud on which they’re constructed—and rising sea ranges. Within the worst-case situation, it might disappear underwater by the yr 2100.
Scientists more and more see the sinking metropolis as a laboratory for environmental options. They’re investigating whether or not synthetic mudflats within the Venetian lagoon could be turned again into the marshes that when thrived on this space and turn out to be a functioning a part of the lagoon ecosystem once more, which in flip, would assist to safeguard the way forward for town itself. Learn the total story.