Representative images and heatmaps illustrate how human fetal tooth germs from the upper and lower jaws, although morphologically similar at the cap stage, already display distinct gene expression ...

The combination of filigree and granulation techniques arrived in Norway during the early Middle Ages from the Byzantine Empire, partly via Carolingian goldsmithing traditions. The Carolingian period, ...

Stand before the central altar of Scotland's legendary Rosslyn Chapel and look up. A stone face grins down at you, leaves spilling from its mouth, but something's wrong with its smile. The front left ...

Picture puzzles are a fun way to test how carefully you look at the world around you. In this challenge, you are given a bright and chaotic illustration filled with dozens of green dragons, all packed ...

Abstract: The sensitivity matrix of a ring electrostatic sensor (ES) array for gas–solid flow pattern detection presents a significant decrease and poor uniformity at the center of the pipe. To ...

Abstract: Realizing quantum micro-comb in micro-resonators has attracted continuous research effort. Kerr micro-combs generated from a micro-ring device can offer an enormous number of coherent ...

ABSTRACT: Background/Objectives: Root resorption is a pathological process that can compromise tooth prognosis if not properly diagnosed and treated. This study aimed to evaluate the knowledge, ...

Some rashes look like ringworm but aren't, such as those caused by Lyme disease, eczema, and other conditions. You’ll need to see your healthcare provider to diagnose any circular rash that does not ...

Clifford Long Junior (center) and other members of the Sino-American Aviation Heritage Foundation visit the Great Wall in Beijing on Oct 29.[Photo provided by Zhou Hong/China Daily] When Clifford Long ...