Sigourney Weaver may be the face of the Alien franchise for most of its history, but KY jelly was the unsung hero of the ...

Discover the physical mechanisms behind grease thickening, the impact on lubrication systems, and practical engineering ...

Development of a new sliding contact, usable under severe conditions such as high temperature, extremely low temperature or high vacuum, has recently become an urgent necessity. This research mainly ...

Sex is great – when it’s not painful. According to studies, around 17% of women aged 18-50 experience vaginal dryness during ...