Best of Blog 2019 — Top posts on

Looking back at 2019, these were the top posts on the PeerJ Blog. Read on to discover what made the cut and what you may wish to catch up on!

#1 When and why did the giant mega-toothed shark Otodus megalodon become extinct?

#2 Submissions are now open for our five peer-reviewed chemistry journals – free to publish in 2019 and 2020!

#3 PeerJ Award winner, Danielle Quallich, describes her zebrafish lab research and its potential human applications

#4 Discovering the Pacific mastodon: the importance of challenging assumptions of well-understood taxa

#5 Another milestone! PeerJ Computer Science is now included in Web of Science SCIE

Find the PeerJ Blog at

Also, be sure to check out these Year in Review summaries:

Top cited PeerJ papers of 2019

Roundup of 2019 PeerJ Award winners









About: PeerJ publishes seven open access, peer-reviewed publications: PeerJ serving the Life and Environmental Sciences, PeerJ Computer Science. and five newly launched PeerJ Chemistry journals.

PeerJ’s mission is to efficiently publish the world’s knowledge. We aim to drive the costs of publishing down for the academic community while improving the overall publishing experience and providing authors with a publication venue suitable for the 21st Century.

We look forward to adding to the scientific record with you in 2020!

The PeerJ Team