The concepts of health and disease are fundamental to medical research, healthcare, and public he...

1429: A city under siege. A future in the balance.

1429: A city under siege. A future in the balance.

One jump to save all timeLife is progressing normally for sixteen-year-old Dan Renfrew when he ac...

Every second counts in the fight to save all time.Dan Renfrew hates that he's a time jumper-seven...

'A seventeen-year-old time jumper Dan Renfrew and his partner Sam jump into Greece in the year 48...

One jump to save all time

In an attempt to block Victor Stahl's plot to take over the world, Dan and Sam jump to first-cent...

To stop a band of rogue time jumpers from taking over the world, teens Dan and Sam jump back in t...

To stop a band of rogue time jumpers from taking over the world, teens Dan and Sam jump back in t...

'A seventeen-year-old time jumper Dan Renfrew and his partner Sam jump into Greece in the year 48...