Diamond Foundry, a Peninsula-based startup with A-list investors, puts a Silicon Valley spin on high-end, lab-made diamonds.

President Barack Obama delivered a speech focusing on cybersecurity Friday at Stanford University, before signing an executive order intended to facilitate a dialogue between tech companies and the government.

Some 200 attendees—many of them former San Jose police officers—met at the California Theatre on Thursday to honor the life of Joseph McNamara, the city's former police chief and “father of community policing.”