Scientists first came up with the idea of using superconducting magnets to levitate a train car above a concrete guideway to dramatically increase both its speed and power. These electromagnets are cooled to extreme temperatures during use, which greatly boosts the power of the magnetic field.

Elon Musk's Boring Company recently revealed a map outlining its proposed underground loop between Baltimore and Washington D.C. The system, which would operate on two loops deep underground would deliver passengers to downtown stops in both cities in a 15-minute trip, The Baltimore Sun reported.

Amtrak has chosen a group of firms to spearhead an extensive redevelopment of Baltimore's Penn Station. The company announced Dec. 14 that it will negotiate solely with Penn Station Partners, a group made up of Beatty Development, Armada Hoffler Properties, Cross Street Partners and Gensler and more, the Baltimore Sun reported.

More than 200 attendees stopped by Alban Cat's annual Cat-A-Thon sale on Oct. 10 at the company's Baltimore, Md., location. The event featured hundreds of pieces of equipment, 30 allied vendors, attachments and more with special pricing and financing.

Maryland Governor Larry Hogan just said to get ready for Elon Musk's Hyperloop. Hogan said on Twitter on Oct. 19 that he supports a Hyperloop connection between Baltimore and Washington D.C. "I think it's coming to Maryland and it's going to go from Baltimore to Washington, so get ready," Hogan said when asked his thoughts on the Boring Company's Hyperloop.

Elon Musk's Hyperloop is facing some competition from a private company that has already secured $28 million in federal grant money for a feasibility study. The Northeast Maglev (TNEM), a U.S.-owned company founded in 2011, wants to build a high-speed train line between Washington, D.C., and Baltimore, a trip the company said would take 15 minutes.

During the first half of 2017, eight of the top ten metropolitan markets for commercial and multifamily construction starts ranked by dollar volume registered decreased activity compared to a year ago, according to Dodge Data & Analytics. At the same time, metropolitan markets ranked 11 through 20 showed growth for nine of the ten markets, as smaller geographic areas are picking up the slack from the deceleration underway in those cities that have led the commercial and multifamily upturn over the past several years.

In promotional brochures, a U.S. company boasted of the "stunning visual effect" its shimmering aluminum panels created in an NFL stadium, an Alaskan high school and a luxury hotel along Baltimore's Inner Harbor that "soars 33 stories into the air."Those same panels — Reynobond composite material with a polyethylene core — also were used in the Grenfell Tower apartment building in London.