Hyperloop One Co-Executive Chairman Shervin Pishevar takes leave of absence, Ziff Davis to close Mashable acquisition for $50 million and lay off 50 people and Relativity Space aims to 3-D print entire launch vehicles.

Hyperloop One Co-Executive Chairman Shervin Pishevar Takes Leave of Absence

Shervin Pishevar, co-executive chairman and co-founder of Hyperloop One, is taking an immediate leave of absence from the company, TechCrunch reports. This comes about a week after multiple women accused Pishevar of sexual misconduct

Ziff Davis to Close Mashable Acquisition for $50 Million and Lay off 50 People

Ziff Davis, a digital media subsidiary of tech company J2 Global, is buying Mashable for less than $50 million, Recode reports. The new owners plan to lay off about 50 of the site’s employees and are offering other Mashable employees jobs at other Ziff Davis publications, according to a source familiar with the company’s plans, who says founder Pete Cashmore will stay with the company.

Relativity Space Aims to 3-D Print Entire Launch Vehicles

Relativity Space plans to use 3-D printing to produce entire launch vehicles, an approach it claims can be more cost effective than traditional manufacturing techniques, SpaceNews reports. By manufacturing a rocket with 3-D printing, vehicles can be built faster and less expensively because far less human labor is needed, the company believes. It also allows the company to revise vehicle designs quickly, without sunk costs in tooling tied to certain designs.