Headlines

How evolution shapes color diversity in coral reef fish

Why does a Caribbean angelfish sometimes resemble its Indo-Pacific cousin, even though they have never lived in the same ocean? Why do coral reefs harbor such a wide range of stripes, spots and patterns? A study conducted by the University of Liège reveals that this explosion

Electric field tunes vibrations to ease heat transfer

New research from the Department of Energy's Oak Ridge National Laboratory, in collaboration with The Ohio State University and Amphenol Corporation, challenges conventional understanding about controlling heat flow in solid materials. The study, published in PRX Energy, shows

Watch video from Noem's controversial $220M ad campaign

President Trump on Thursday fired Homeland Security Secretary Kristi Noem and announced he will replace her with Sen. Markwayne Mullin (R-Okla.), hours after the president reportedly said he did not approve a scrutinized $220 million ad campaign pushed by the secretary. The ad

Dow loses more than 780 points as oil tops $80 per barrel

Stocks closed Thursday with losses as the escalating war in Iran and the Middle East drove oil prices higher. The Dow Jones Industrial Average closed with a loss of 784 points, a decline of 1.6 percent after falling more than 1,100 points earlier in the day. The S&P 500 index

What we know about Noem's new 'Shield of the Americas' role

President Trump on Thursday said Department of Homeland Security (DHS) Secretary Kristi Noem would leave her role and be appointed as a special envoy for The Shield of the Americas, bringing her tumultuous tenure atop DHS to an end. Noem faced scrutiny and intense questioning

Noem responds to DHS ouster, thanks Trump for new role

Kristi Noem on Thursday responded to being removed from her post as Homeland Security secretary moments after giving a speech at a conference in Nashville, Tenn., where she mentioned nothing about the ouster. President Trump announced Thursday he would replace Noem with

Lindsey Halligan being investigated by Florida Bar

Lindsey Halligan, the ex-U.S. attorney in the Eastern District of Virginia who was hand-picked by President Trump to prosecute his political adversaries, is under investigation by Florida’s bar, a letter sent by the organization and obtained by The Hill shows. The letter was

How will Oklahoma replace Markwayne Mullin in Senate?

The announcement that President Trump tapped Sen. Markwayne Mullin (R-Okla.) to take the helm at the Department of Homeland Security (DHS) has created a vacancy for his Senate seat ahead of the midterms. Oklahoma law allows the governor to appoint a replacement to the seat in

Big Tuskers

Oh wow, I love these photographs of “big tusker” elephants by Johan Siggesson. I didn’t even know big tuskers were a thing — and they may not be for much longer : The term “Big Tusker” refers to an elephant with tusks so large they scrape the floor. Unfortunately, the