around that time, scientists learned something extraordinary. whales were communicating with each other. sometimes by song over long distances. in part, because of that discovery, scientists and conservationists rallied to enact laws to protect the whales and it worked. the humpback whale population has made a remarkable comeback. now they face a host of new threats. global warming is killing off their food source and human activity is causing thousands of whale deaths a year from the stress of underwater construction noise to fishing entang amments and ship collisions. in the next hour, cnn s bill weir takes us to antarctica, a place very few get to visit to study these remarkable creatures and show us why saving the whales may also be saving the planet. because they are one of our best partners in battling climate change. reporter: those are the songs of humpback whales, flying about 15 billion miles away from earth, on the off chance intelligent life out there wants to
[dramatic music] the martha stewart story is very much about having no limits. in a male-dominated business world, she became a self-made corporate titan no, you cannot say this. by being the most intimidating homemaker on earth. martha stewart became an icon of design, icon of cooking. but there were always people who wanted to be against martha stewart. we re looking for imperfections. we re looking for cracks. we re looking for the fall. we re here to announce criminal charges against martha stewart. [chatter] this year s ipo activity so far is about $9 billion. i think it s a mania going on right now. the 1999 initial public offering market blasted off with internet frenzy. some of these valuations are in another galaxy. i ve never really seen anything like this. so at this time in 1999, this was the dot-com boom. this was the heyday of initial public offerings, ipos, on wall street, right? so there was money flowing into these companies, and martha stewart was a househ
50 years ago humpback whales were considered an endangered species after decades of commercial whaling decimated the population. around that same time scientists learned something extraordinary. whales were communicating with each other, sometimes by song over long distances. in part because of that discovery scientists and conservationists rallied to enact laws to protect the whales, and it worked. the humpback whale population has made a remarkable comeback. but now they face a host of new threats. global warming is killing off their food source, and human activity is causing thousands of whale deaths a year. from the stress of underwater construction noise to fishing entanglements and ship collisions. in the next hour cnn s bill weir takes us to antarctica, a place very few people get to visit, to study these remarkable creatures and show us why saving the whales may also be saving the planet. because they are one of our best partners in battling climate change. reporter
corporate titan no, you cannot say this. by being the most intimidating homemaker on earth. martha stewart became an icon of design, icon of cooking. but there were always people who wanted to be against martha stewart. we re looking for imperfections. we re looking for cracks. we re looking for the fall. we re here to announce criminal charges against martha stewart. [chatter] this year s ipo activity so far is about $9 billion. i think it s a mania going on right now. the 1999 initial public offering market blasted off with internet frenzy. some of these valuations are in another galaxy. i ve never really seen anything like this. so at this time in 1999, this was the dot-com boom. this was the heyday of initial public offerings, ipos, on wall street, right? so there was money flowing into these companies, and martha stewart was a household name with a storyline that wall street could understand and get behind. she s in the middle of an ever-expanding martha universe, righ
i m paula reid. jim acosta has the day off. you are in the cnn newsroom. and the u.s. military has shot down another high altitude object this time over lake huron. the 40fourth in the past nine days. and in the last few hours, there was another high altitude object that was shot down over lake huron. and we really don t note details about this object, what it actually is, who is responsible for it, but tigly this is action that the united states has taken alongside can in a take.tigly t that the united states has taken alongside can in a take.igly th that the united states has taken alongside can in a take.gly thi that the united states has taken alongside can in a take.ly this that the united states has taken alongside can in a take.y this t the united states has taken alongside can in a take. this i the united states has taken alongside can in a take. there was an object over alaska and over canada and now over lake huron. and we re hearing that just in the last few mi