LOS ANGELES — One of the driest spots on Earth — the Sahara desert — is increasingly responsible for snow and rain half a world away in the western United States, a study released Thursday found. It’s no secret that winds carrying dust, soot and even germs make journeys through the upper …

LOS ANGELES — One of the driest spots on Earth — the Sahara desert — is increasingly responsible for snow and rain half a world away in the western United States, a study released Thursday found. It’s no secret that winds carrying dust, soot and even germs make journeys through the upper …

LOS ANGELES — One of the driest spots on Earth — the Sahara desert — is increasingly responsible for snow and rain half a world away in the western United States, a study released Thursday found. It’s no secret that winds carrying dust, soot and even germs make journeys through the upper …

LOS ANGELES — One of the driest spots on Earth — the Sahara desert — is increasingly responsible for snow and rain half a world away in the western United States, a study released Thursday found. It’s no secret that winds carrying dust, soot and even germs make journeys through the upper …

LOS ANGELES — One of the driest spots on Earth — the Sahara desert — is increasingly responsible for snow and rain half a world away in the western United States, a study released Thursday found. It’s no secret that winds carrying dust, soot and even germs make journeys through the upper …

LOS ANGELES — One of the driest spots on Earth — the Sahara desert — is increasingly responsible for snow and rain half a world away in the western United States, a study released Thursday found. It’s no secret that winds carrying dust, soot and even germs make journeys through the upper …

LOS ANGELES — One of the driest spots on Earth — the Sahara desert — is increasingly responsible for snow and rain half a world away in the western United States, a study released Thursday found. It’s no secret that winds carrying dust, soot and even germs make journeys through the upper …

Facebook Inc. (FB) said it will acquire Microsoft Corp. (MSFT)’s Atlas Advertiser Suite business, adding campaign-measurement tools that help it step up competition with Google Inc. (GOOG) for online-display advertisements. The team from Atlas will remain in Seattle, where the business is based …

Facebook Inc. (FB) said it will acquire Microsoft Corp. (MSFT)’s Atlas Advertiser Suite business, adding campaign-measurement tools that help it step up competition with Google Inc. (GOOG) for online-display advertisements. The team from Atlas will remain in Seattle, where the business is based …