October 18, 2018|Volume 53, Number 6

Cover story

Legal pot Crashes are up in states with retail sales

Crashes are up as much as 6 percent in Colorado, Nevada, Oregon and Washington, compared with neighboring states that haven't legalized recreational marijuana, new research shows.

Status Report, published periodically, is a newsletter covering research and topics in the highway safety field. New issues are published in their entirety online and are available in print via subscription. To subscribe, email statusreport@iihs.org.

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Recent issues

August 16, 2018 |Volume 53, Number 5

Family matters2 of 3 minivans earn acceptable or good rating in passenger-side test

The Chrysler Pacifica and the Honda Odyssey outperform the Toyota Sienna in the passenger-side small overlap front test. LATCH ratings for these family haulers are mixed too.

Risk of noncrash fires drops after recalls

A study of noncrash fires shows that recalls reduce the risk. Still, elevated claim rates persist even after recall campaigns, probably because some vehicles are never repaired.

August 7, 2018 |Volume 53, Number 4

Special issue: autonomous vehicles

Evaluating autonomyIIHS examines driver assistance features in road, track tests

On-road and track tests of adaptive cruise control and active lane-keeping show performance can be inconsistent in typical driving situations.

Fatal Tesla crash highlights risk of partial automation

A deadly crash of a Tesla Model X demonstrates the operational limits of advanced driver assistance systems and the dangers of putting too much trust in them.

Fewer physical damage, injury liability claims for Model S with advanced features

The combined crash avoidance features on the Tesla Model S are reducing property damage and injury liability claims. Adding "Autopilot," meanwhile, cuts collision claims.

Fatal Uber crash shows risks of testing on public roads

In the fatal crash of an experimental Uber vehicle, the company had disabled the SUV's pedestrian detection and automatic emergency braking systems.

Why good headlights matter

Some of the sensors used by the Uber vehicle that struck and killed a pedestrian rely on ambient light, just like human eyes.

Lax U.S. oversight of industry jeopardizes public safety

The current, pro-technology approach to regulating the testing and eventual deployment of autonomous vehicles in the U.S. lacks adequate safeguards.

May 8, 2018 |Volume 53, Number 3

On foot, at riskStudy highlights rising pedestrian deaths, points toward solutions

Pedestrian deaths have jumped 46 percent since 2009. The increase has been mostly in cities and suburbs, away from intersections, on arterial roads and in the dark.

Subaru crash avoidance system cuts pedestrian crashes

Subaru's dual-camera crash avoidance system has cut the rate of likely pedestrian-related insurance claims by 35 percent, HLDI found.

Insurance payouts still rising for motorcyclist injuries under Michigan's weak helmet law

The average claim payment for injuries to motorcyclists has risen 40 percent since Michigan weakened its helmet law six years ago.