Full HD 1080p is passé. For peak productivity and creativity, consider a laptop with a super-sharp 4K screen. Check out the best we've tested, plus a breakdown of 4K's pros and cons for gaming ...

I’m an ISF-certified TV calibrator and a THX-certified home theater professional, and I’m here to help you understand 4K, HDR, Dolby Vision, Dolby Atmos, and even 8K (and to reassure you that ...