The team tested their pen on more than 250 samples of human tumors, calibrating the molecular signature of each type of tumor. Tumor cells have different activity than normal cells do, ...

President Donald Trump has ordered an investigation into the Biden administration's use of an automatic signature pen, alleging that Joe Biden wasn ... the White House sends a sample of the ...

Now, in Analytical Chemistry, researchers demonstrate a pen-like tool that can quickly and non-invasively collect molecules from the skin's surface to be screened for opioids with mass spectrometry.

Ripken Baseball®, the leader in youth baseball and softball experiences, today announced a multi-year partnership with Zebra Pen Corporation. As the "Official Signature Pen" of Ripken Baseball ...