Cyanobacteria filled the ancient oceans and used chlorophyll to harvest the sun’s energy.
Did you recently hear news that Earth's oldest pigments were hot pink? That's not quite right. When they were in living bacteria a billion years ago, they were performing photosynthesis – and green.
Medical social workers perform many tasks for patients, but the work is taking a high toll on them, leading to burnout and attrition.
Medical social workers coordinate care, an especially important job in complicated cases. Just as nurses and doctors are feeling burned out, these unsung heroes are feeling the burn, too. Here's why that's dangerous.
People who share potential misinformation on Twitter (in purple) rarely get to see corrections or fact-checking (in orange).
Shao et al.
Information on social media can be misleading because of biases in three places – the brain, society and algorithms. Scholars are developing ways to identify and display the effects of these biases.
Fred Rogers at a taping of his famous show on June 28, 1989.
Gene J. Puskar/AP File
As the documentary about 'Mister Rogers' Neighborhood' hits theaters today, it's worth noting that Rogers' emphasis on kindness and love is proving to be very important to good health. Here's why.
The power of players extends well beyond on-field actions.
AP Photo/Mark J. Terrill
NFL players, historically losers in power struggles with team owners, can retake control of the kneeling-protest issue if they use social media to connect with the public.
Suicide is more prevalent among doctors than any other profession. Burnout could be a reason.
Medicine leads the professions in suicides. Fixing the physician suicide problem requires a re-examination of medicine's "right stuff."
It’s been 70 years of instant photography, thanks to Edwin Land, on the left.
Whether at a family gathering or in a research lab, getting access to images immediately was a game changer. And Land's innovations went far beyond the instant photo.
A streamlined NEPA review of replacing New York’s Tappan Zee Bridge over the Hudson River, which would normally take 3-5 years, was completed in 1.5 years.
Do environmental reviews delay large-scale projects? The Trump administration says yes, but studies show that these reviews lead to better results and can even save time and money.
Agnesi was the first woman to write a mathematics textbook.
May 16 marks the 300th anniversary of the first woman to write a mathematics textbook.
Frankenstein’s monster in the Hollywood Wax Museum. The fictional character first appeared in Mary Shelley’s novel in 1818.
By showing us a world from which mothers are largely absent, Mary Shelley reminds us that the genius of motherhood lies less in biological reproduction than in the capacity to love.
In Leo Tolstoy’s ‘Anna Karenina,’ each character approaches marriage with a different set of expectations – and many succumb to disappointment.
Internet Archive Book Images
In their coverage of Meghan and Harry, the media are focusing on all of the wrong things. Thankfully, Russian novelist Leo Tolstoy had sharp insights about marriage that still resonate today.
Seorang tentara Suriah mengambil gambar kerusakan Syrian Scientific Research Center yang diserang oleh militer Amerika Serikat, Inggris, dan Prancis.
AP Photo/Hassan Ammar
Amerika Serikat seharusnya bekerja untuk menghentikan serangan senjata kimia di masa depan terhadap masyarakat sipil dengan mensponsori inisiatif internasional untuk memperbarui Piagam PBB.
President Donald Trump, left, and Japanese Prime Minister Shinzo Abe.
AP Photo/Andrew Harnik
US-Japan relations are under pressure. As leaders of the two countries meet this week, a scholar tells the story of the exchange program that made such a difference to American attitudes toward Japan.
A Syrian soldier films the damage of the Syrian Scientific Research Center which was attacked by U.S., British and French military strikes.
AP Photo/Hassan Ammar
The United Nations Charter doesn't allow the use of military force to prevent chemical weapons attacks — no matter how evil — without UN Security Council approval. That needs to change.
Does this man understand how his company can be a responsible member of society?
AP Photo/Pablo Martinez Monsivais
Facebook is realizing it has broad obligations to society. Here's how it could start meeting them.
Russian diplomats and their families boarding a plane for home after being expelled by Britain.
The crisis over alleged Russian involvement in a murder attempt on a spy and his daughter in the UK has been called an extension of the Cold War. But that war was about ideology; this crisis isn't.
AP Photo/Morry Gash
A century-old legal doctrine has protected MLB teams from liability, when a fans gets injured by a foul ball. New research shows why it's time that changed.
Depiction of the miracle of the Resurrection, the central belief in Christianity.
The underpinning of Christian faith is the belief in a miracle – the resurrection of Jesus. As we approach Easter, a philosopher-physician asks whether miracles can make sense.
Fourier’s name is inscribed on the Eiffel Tower.
Fourier's discoveries can still be felt in modern-day radiology, climate science and physics.
Kurdish women serve on the front lines of the conflicts in Syria, Turkey and Iraq.
Kurdish female fighters are on the front lines of conflicts in Turkey, Syria and Iraq, and they bring their particular brand of radical feminism with them.