The biomaterial is prepared in a process known as directional freeze casting. This technique produces scaffold implants that look like small paper-like tubes, all aligned in a particular direction.

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

The proposed topology is based on the way of realization of a bi-directional level shifter using a single cross-coupled level-shifter rather than a two level-shifter based back to back connected ...

Most of the US will enjoy milder temperatures on Thursday, but the warmup will be brief as a polar vortex will send temperatures tumbling below freezing for most of the nation starting this ...

The temperature could be below freezing for at least 91 consecutive hours starting Friday night and lasting into the day on Tuesday in the Denver area. The prolonged freezing temperatures can pose ...

Houston is expecting temperatures to drop below freezing. The coldest air of the season is expected with this Arctic blast. Remember to protect pipes, pets, plants and people. HOUSTON - As freeze ...

A toddler was found wandering alone in the freezing cold outside a Jersey Shore home Monday after the child’s babysitter drank herself nearly to death, cops said. A horrified neighbor rescued ...

The potential for sleet or ice — and, yes, even snow — in Houston during next week’s freeze across Southeast Texas is becoming more certain as the weather forecasts for the coming days ...

DENVER (KDVR) — An arctic blast is heading to Colorado, leaving Denver with negative temperatures, snow, and the longest hard freeze of the season. During the workweek, temperatures remain in ...

Freezing temperatures and heavy snow have caused disruptions in several parts of southeastern Europe, ranging from transport issues to schools being forced to shut. A storm system has brought ...

Pizza Hut’s biggest UK franchisee is reportedly in advanced discussions to sell around 140 sites to private equity firm Directional Capital. Sky News has reported that the rescue deal would see Heart ...

DENVER (KDVR) — Residents need to prepare their houses for an incoming hard freeze this weekend, leaving Denver with potentially below-freezing temperatures for over three days. The daily highs ...