New research out of the American Museum of Natural History today is the first to provide definitive proof that green algae eat bacteria.
The finding offers a glimpse at how scientists think early organisms acquired free-living chloroplasts, the structures responsible for converting light into food. This event is thought to be a critical first step in the evolution of photosynthetic algae and land plants, which helped raise oxygen levels in Earth’s atmosphere and paved the way for the rise of animals.
Keep reading here.
Tumblr Staff: News!
Everyone, I’m elated to tell you that Tumblr will be joining Yahoo.
Before touching on how awesome this is, let me try to allay any concerns: We’re not turning purple. Our headquarters isn’t moving. Our team isn’t changing. Our roadmap isn’t changing. And our mission – to empower creators to…
(via rickwebb)
att:
No Text is worth Dying For. It Can Wait.
Please join us, Verizon, Sprint, T-Mobile US, Inc. and more than 200 other organizations to stop texting while driving. Encourage everyone in your community to join the movement and take the pledge today to never text and drive at www.itcanwait.com.
Rihanna - Stay ft. Mikky Ekko (by RihannaVEVO)
One of the BEST ad campaigns about representation I have seen.
Everyone has a backbone. Use yours.
(via upworthy)
Théodore Géricault, The Raft of the Medusa, 1819
Things to think about when studying:
- What historical event does Géricault depict?
- How does he use composition and other formal elements to heighten the drama of the work?
Seeing this post reminded me of reading History of the World in 10 1/2 chapters, by Julian Barnes. Thank you!
african gangsters and their hyenas and baboons > american gangsters and their pit bulls and rottweilers
damn haha
(via hypnozecat)
The Official White House Tumblr: The White House, Tumbling Things
We see some great things here at the White House every day, and sharing that stuff with you is one of the best parts of our jobs. That’s why we’re launching a Tumblr. We’ll post things like the best quotes from President Obama, or video of young scientists visiting the White House for the science…
