I think you'd be better served pitching to influential blogs with sizeable readership in your area of business, rather than aiming for a TC or Mashable post. Bloggers specializing in your space are always happy for tips and have more relevant, concentrated attention. Getting relevant readership aware of and promoting your product for you will eventually lead TC much easier, as you'll have a link history.
Cold emailing with a short pitch of what you are and do (hitting the 5 Ws), and short description with useful press material like logos would go a long ways to getting coverage with Biology and search related blogs. Good luck!
Cold emailing with a short pitch of what you are and do (hitting the 5 Ws), and short description with useful press material like logos would go a long ways to getting coverage with Biology and search related blogs. Good luck!