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A Project of The Annenberg Public Policy Center

Does Glyphosate Cause Cancer?

Does Glyphosate Cause Cancer?

Q: Does the herbicide glyphosate cause cancer? 
A: There is evidence to suggest it may cause cancer at very high doses, but not at the low doses typically found in foods.

Pompeo Distorts China’s Nuclear Policy

Pompeo Distorts China’s Nuclear Policy

CIA Director Mike Pompeo misrepresented the facts when he suggested the Trump administration was responsible for changing China’s policy on North Korea’s nuclear weapons program.

Video: Trump on U.S. Nuclear Arsenal

Video: Trump on U.S. Nuclear Arsenal

In this week’s fact-checking video, CNN’s Jake Tapper and FactCheck.org review the accuracy of President Donald Trump’s tweet about the modernization of the U.S. nuclear weapons program.

Earth Won’t Go Dark for Days

Earth Won’t Go Dark for Days

Q: Did NASA confirm that there will be 15 days of darkness on Earth in November?

A: No. Variations of that false claim have been circulating since at least 2015.

CO2: Friend or Foe to Agriculture?

CO2: Friend or Foe to Agriculture?

Rep. Lamar Smith said climate change “alarmists” ignore the “positive impacts” of more carbon dioxide in the atmosphere, such as increased food production and quality. But the impact of increased CO2 levels on agriculture is more complicated than that — and, on balance, likely negative, particularly in the future.

Trump Misfires on Nuclear Weapons Boast

Trump Misfires on Nuclear Weapons Boast

A day after he threatened North Korea with “fire and fury,” President Donald Trump distorted the facts when he boasted that his “first order as President was to renovate and modernize our nuclear arsenal” and “it is now far stronger and more powerful than ever.”

Overstated Funding for Overseas Mosques

Overstated Funding for Overseas Mosques

Q: Did the Obama administration spend $770 million restoring overseas mosques?

A: That claim is based on a misleading television news report about a 20-year funding project that ended well before Barack Obama became president.

Video: Trump on Border Apprehensions

Video: Trump on Border Apprehensions

In this week’s fact-checking video, CNN’s Jake Tapper and FactCheck.org explain why President Donald Trump was wrong when he said southwest border apprehensions increased under past administrations.

Trump’s Border Boast

Trump’s Border Boast

Boasting about a decline in apprehensions at the U.S.-Mexico border on his watch, President Donald Trump falsely claimed that border apprehensions “didn’t go down” under “past administrations.” Actually, they declined in 10 of the last 16 fiscal years.

Obama Didn’t Attend G-20 in 2017

Obama Didn’t Attend G-20 in 2017

Q: Did former President Barack Obama follow President Donald Trump to the G-20 summit in Hamburg, Germany?

A: No. That claim was made on websites that don’t “make any warranties” about the reliability of their information.