Federal safety officials say the technology known as positive train control would probably have prevented the Dec. 1 train derailment that killed four people in New York.
Engineering
Dec 11, 2013
0
0
Vanderbilt University researchers have discovered how a protein pump distinguishes between chemicals that it will expel from a cell and inhibitors that block its action.
Biochemistry
May 31, 2019
0
15
A computer-operated car has taken a Pennsylvania congressman for a ride.
Engineering
Sep 4, 2013
0
0
NASA conducted a test fire Friday of the liquid-fuel AJ26 engine that will power the first stage of Orbital Sciences Corp.'s Taurus II space launch vehicle. The test at the agency's Stennis Space Center in Mississippi supports ...
Space Exploration
Dec 20, 2010
3
0
To the naked eye, metal organic frameworks (MOFs) look a little like sand. But if you zoom in, you will see that each grain looks and acts more like a sponge—and serves a similar purpose. MOFs are used to absorb and hold ...
Materials Science
Aug 11, 2020
0
100
While we're able to enjoy timeless scenery as we travel in the United States, it's important to realize that the soils and rocks forming the base of these transportation systems may not forever be stable.
Engineering
Oct 22, 2014
0
0
At the COP26 climate summit, world politicians patted themselves on their backs for coming to a last-minute agreement. Humanity now waits with bated breath to see if countries implement the commitments they made, and if those ...
Environment
Nov 17, 2021
1
61
Bike-friendly capitals Copenhagen, Amsterdam and Oslo have Europe's cleanest and safest transport systems while heavily congested Rome has the worst, a Greenpeace study found Tuesday.
Environment
May 22, 2018
0
20
What if cars could talk to motorcycles, alerting them to road hazards that might be annoying for drivers of four-wheel vehicles, but dangerous to motorcyclists?
Engineering
Nov 5, 2014
0
0
When a cell spreads out or changes its shape to adapt to its environment, the transport rate of proteins between the nucleus and cytoplasm changes. Previously, scientists assumed this change was caused by a shift in the size ...
Cell & Microbiology
Jun 20, 2024
0
39
