vaccines
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Brazilian Scientists Are in Danger, and No One Is Doing Anything About It
President Jair Bolsonaro’s attacks on science have dire consequences for Brazil’s scientists, the health of its people, and its world-renowned research institutions.
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The Right Way to Host a Vaccine Debate
Scientists often have a disadvantage during vaccine debates. Fortunately, one Facebook group has found a solution.
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Breaking Down the Anti-Vaccine Echo Chamber
The rhetoric around vaccination is generally black and white: vaccines are good or vaccines are bad. But now more than ever, it’s important to find ways to communicate across the divide.
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A Case Against Vaccine Religious Exemptions
It is time for states to change their laws so that fringe religious objections do not get in the way of protecting the safety of children and people with compromised immune systems.
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How to Talk to Anti-Vaxxers
Research assistant Rachel Alter became a “pro-vaccine troll” so you don’t have to.
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Snake Expert and Former Earth Institute Fellow Named a National Geographic “Emerging Explorer”
Snake venom can kill, but it might also save your life. Zoltan Takacs has co-invented a technology for building “toxin libraries” that might one day lead to drugs that can treat cancer, multiple sclerosis and a variety of other diseases. His quest for venomous creatures has taken him to 133 countries, across jungles, deserts and…
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Climate and Meningitis in Africa
A new Google Earth tour explores the link between climate and meningitis outbreaks in Africa.
COP31, the 2026 United Nations Climate Change Conference, aims to advance dialogue, strengthen consensus, and accelerate climate action on a global scale. From November 9–20, 2026 in Antalya, Türkiye, heads of state, ministers, scientists, business leaders, and civil society will gather to advance efforts in emission targets, climate finance, and adaptation and resilience. Once again, our experts, students, and global thought leaders from Columbia Climate School and across Columbia University are contributing to key events, sharing insights, and helping shape the dialogue toward ambitious, science-based solutions. Learn More
